Finding the Fourth Proportional to 107,906.52, 148,900.38 and 60,155.40

Step by Step Solution

1. Step 1: Write the proportion equation
   107,906.52 : 148,900.38 = 60,155.40 : x
2. Step 2: Convert to fraction form
   107,906.52/148,900.38 = 60,155.40/x
3. Step 3: Cross multiply
   107,906.52x = 148,900.38 × 60,155.40
4. Step 4: Simplify right side
   107,906.52x = 8,957,161,919.05
5. Step 5: Solve for x
   x = 8,957,161,919.05/107,906.52
6. Step 6: Final answer
   x = 83,008.53