Finding the Fourth Proportional to 113,787.52, 157,025.62 and 62,800.72

Step by Step Solution

1. Step 1: Write the proportion equation
   113,787.52 : 157,025.62 = 62,800.72 : x
2. Step 2: Convert to fraction form
   113,787.52/157,025.62 = 62,800.72/x
3. Step 3: Cross multiply
   113,787.52x = 157,025.62 × 62,800.72
4. Step 4: Simplify right side
   113,787.52x = 9,861,321,994.45
5. Step 5: Solve for x
   x = 9,861,321,994.45/113,787.52
6. Step 6: Final answer
   x = 86,664.35