Finding the Fourth Proportional to 71,377.24, 98,499.32 and 39,545.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,377.24 : 98,499.32 = 39,545.50 : x
2. Step 2: Convert to fraction form
   71,377.24/98,499.32 = 39,545.50/x
3. Step 3: Cross multiply
   71,377.24x = 98,499.32 × 39,545.50
4. Step 4: Simplify right side
   71,377.24x = 3,895,204,661.33
5. Step 5: Solve for x
   x = 3,895,204,661.33/71,377.24
6. Step 6: Final answer
   x = 54,572.08