Finding the Fourth Proportional to 108,132.30, 149,222.79 and 60,385.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,132.30 : 149,222.79 = 60,385.50 : x
2. Step 2: Convert to fraction form
   108,132.30/149,222.79 = 60,385.50/x
3. Step 3: Cross multiply
   108,132.30x = 149,222.79 × 60,385.50
4. Step 4: Simplify right side
   108,132.30x = 9,010,892,785.55
5. Step 5: Solve for x
   x = 9,010,892,785.55/108,132.30
6. Step 6: Final answer
   x = 83,332.11