Finding the Fourth Proportional to 108,057.52, 149,119.56 and 60,310.86

Step by Step Solution

1. Step 1: Write the proportion equation
   108,057.52 : 149,119.56 = 60,310.86 : x
2. Step 2: Convert to fraction form
   108,057.52/149,119.56 = 60,310.86/x
3. Step 3: Cross multiply
   108,057.52x = 149,119.56 × 60,310.86
4. Step 4: Simplify right side
   108,057.52x = 8,993,528,906.42
5. Step 5: Solve for x
   x = 8,993,528,906.42/108,057.52
6. Step 6: Final answer
   x = 83,229.09