Finding the Fourth Proportional to 60,799.10, 83,904.17 and 38,139.05

Step by Step Solution

1. Step 1: Write the proportion equation
   60,799.10 : 83,904.17 = 38,139.05 : x
2. Step 2: Convert to fraction form
   60,799.10/83,904.17 = 38,139.05/x
3. Step 3: Cross multiply
   60,799.10x = 83,904.17 × 38,139.05
4. Step 4: Simplify right side
   60,799.10x = 3,200,025,010.67
5. Step 5: Solve for x
   x = 3,200,025,010.67/60,799.10
6. Step 6: Final answer
   x = 52,632.77