Finding the Fourth Proportional to 113,582.12, 156,737.72 and 65,850.98

Step by Step Solution

1. Step 1: Write the proportion equation
   113,582.12 : 156,737.72 = 65,850.98 : x
2. Step 2: Convert to fraction form
   113,582.12/156,737.72 = 65,850.98/x
3. Step 3: Cross multiply
   113,582.12x = 156,737.72 × 65,850.98
4. Step 4: Simplify right side
   113,582.12x = 10,321,332,135.71
5. Step 5: Solve for x
   x = 10,321,332,135.71/113,582.12
6. Step 6: Final answer
   x = 90,871.10