Finding the Fourth Proportional to 71,570.17, 98,760.22 and 39,737.17

Step by Step Solution

1. Step 1: Write the proportion equation
   71,570.17 : 98,760.22 = 39,737.17 : x
2. Step 2: Convert to fraction form
   71,570.17/98,760.22 = 39,737.17/x
3. Step 3: Cross multiply
   71,570.17x = 98,760.22 × 39,737.17
4. Step 4: Simplify right side
   71,570.17x = 3,924,451,651.38
5. Step 5: Solve for x
   x = 3,924,451,651.38/71,570.17
6. Step 6: Final answer
   x = 54,833.62