Final answer:
The total force exerted on the board is 16,606 pounds.
Step-by-step explanation:
The total force exerted on the board can be calculated by multiplying the pressure per square inch by the area of the board.
Pressure = 19 pounds per square inch Area = 874 square inches
Total force = Pressure x Area = 19 pounds/in^2 x 874 in^2 = 16,606 pounds
Learn more about calculating force on a flat board