Finding the Fourth Proportional to 60,731.88, 83,773.25 and 39,187.91

Step by Step Solution

1. Step 1: Write the proportion equation
   60,731.88 : 83,773.25 = 39,187.91 : x
2. Step 2: Convert to fraction form
   60,731.88/83,773.25 = 39,187.91/x
3. Step 3: Cross multiply
   60,731.88x = 83,773.25 × 39,187.91
4. Step 4: Simplify right side
   60,731.88x = 3,282,897,966.60
5. Step 5: Solve for x
   x = 3,282,897,966.60/60,731.88
6. Step 6: Final answer
   x = 54,055.60