Finding the Fourth Proportional to 113,747.88, 156,887.46 and 83,523.72

Step by Step Solution

1. Step 1: Write the proportion equation
   113,747.88 : 156,887.46 = 83,523.72 : x
2. Step 2: Convert to fraction form
   113,747.88/156,887.46 = 83,523.72/x
3. Step 3: Cross multiply
   113,747.88x = 156,887.46 × 83,523.72
4. Step 4: Simplify right side
   113,747.88x = 13,103,824,280.55
5. Step 5: Solve for x
   x = 13,103,824,280.55/113,747.88
6. Step 6: Final answer
   x = 115,200.60