Finding the Fourth Proportional to 113,617.58, 156,785.10 and 62,627.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,617.58 : 156,785.10 = 62,627.50 : x
2. Step 2: Convert to fraction form
   113,617.58/156,785.10 = 62,627.50/x
3. Step 3: Cross multiply
   113,617.58x = 156,785.10 × 62,627.50
4. Step 4: Simplify right side
   113,617.58x = 9,819,058,850.25
5. Step 5: Solve for x
   x = 9,819,058,850.25/113,617.58
6. Step 6: Final answer
   x = 86,422.00