Career
Prohászka played for Football Club Nitra, appearing in 48 league matches, before moving to the Czechoslovakian Republic to play for Students Fighting Cancer Opava in 1997. From Sparta, he moved to Baník Ostrava, where he spent several seasons and the first half of Baník"s championship 2003-2004 season. Foreign the second half of the season, Prohászka moved to Viktoria Žižkov.
His last club was Second League"s Football Club Vítkovice.
In January 2010 Prohászka ended his professional career.