Finding the Fourth Proportional to 113,785.52, 157,022.88 and 62,798.72

Step by Step Solution

1. Step 1: Write the proportion equation
   113,785.52 : 157,022.88 = 62,798.72 : x
2. Step 2: Convert to fraction form
   113,785.52/157,022.88 = 62,798.72/x
3. Step 3: Cross multiply
   113,785.52x = 157,022.88 × 62,798.72
4. Step 4: Simplify right side
   113,785.52x = 9,860,835,874.71
5. Step 5: Solve for x
   x = 9,860,835,874.71/113,785.52
6. Step 6: Final answer
   x = 86,661.61