Finding the Fourth Proportional to 113,505.37, 156,635.98 and 62,517.09

Step by Step Solution

1. Step 1: Write the proportion equation
   113,505.37 : 156,635.98 = 62,517.09 : x
2. Step 2: Convert to fraction form
   113,505.37/156,635.98 = 62,517.09/x
3. Step 3: Cross multiply
   113,505.37x = 156,635.98 × 62,517.09
4. Step 4: Simplify right side
   113,505.37x = 9,792,425,658.90
5. Step 5: Solve for x
   x = 9,792,425,658.90/113,505.37
6. Step 6: Final answer
   x = 86,272.80