0 {rm kg} person stands on a lightweight diving board supported by two pillars, one at the end of the board, the other 1.50 {rm m} away.

A 69.0 {rm kg} person stands on a lightweight diving board supported by two pillars, one at the end of the board, the other 1.50 {rm m} away. The pillar at the end of the board exerts a downward force of 808 {rm N}. How far from that pillar is the person standing?