Fortunato joined Lombard club Internazionale along with Riccardo Bocalon in January 2008 from Veneto club Treviso for a total of €900,000 in co-ownership deals.[2][3] In June 2008, Inter bought the remain 50% registration rights of both players for a total of €900,000.
With the reserve team of Inter — the Primavera team, Fortunato usually played as a central midfielder in 442 formation, or one of the 3 midfielders in 433 formation. He also played twice for Inter first team in friendlies, both at the international break which the team fielded with players without international duty and Primavera team players in the friendlies .[4][5]
In July 2010, he was signed by Lega Pro Prima Divisione club Como from Inter along with Paolo Tornaghi and Simone Fautario.[6] He played every match from round 1 to 10, and scored 2 goals in his debut match, a 3-1 win in the 2010–11 Coppa Italia.[7] Fortunato played various position in the midfield, as central midfielder in 433 formation,[8] an attacking midfielder in 4231/4312 formation,[7][9][10][11][12] a left midfielder in 433 formation[13] or a right midfielder in 343 formation.[14] He was injured in mid-season[15] and missed the rest of season.
On 31 August 2011 Fortunato was loaned to SPAL.[16][17]
Lega Pro
On 1 July 2012 Fortunato became a free agent after 4+1⁄2 years with Inter. Inter got nothing from its €900,000 investment. On 24 July 2012 Fortunato was re-signed by Treviso (now run as new company FC Treviso srl)[18] The club folded again in 2013 after finished last in the third division. On 5 July 2013 Fortunato joined Lega Pro Seconda Divisione club Mantova F.C.[19] On 15 January 2015 Fortunato was signed by Pordenone in a 6-month contract.[20]
In July 2018, he moved to Pineto in the Serie D.[21]