Carry the Answer to Two Decimal Places $$X _ { L } = \sqrt { Z ^ { 2 } - R ^ { 2 } }$$

Short Answer

Carry the answer to two decimal places. Find, to the nearer hundredth horsepower, the amount of input horsepower required for the machine shown if it is to deliver an output of 97 horsepower. $$X _ { L } = \sqrt { Z ^ { 2 } - R ^ { 2 } }$$