Finding the Fourth Proportional to 114,298.31, 157,716.72 and 65,902.05

Step by Step Solution

1. Step 1: Write the proportion equation
   114,298.31 : 157,716.72 = 65,902.05 : x
2. Step 2: Convert to fraction form
   114,298.31/157,716.72 = 65,902.05/x
3. Step 3: Cross multiply
   114,298.31x = 157,716.72 × 65,902.05
4. Step 4: Simplify right side
   114,298.31x = 10,393,855,167.28
5. Step 5: Solve for x
   x = 10,393,855,167.28/114,298.31
6. Step 6: Final answer
   x = 90,936.21