Finding the Fourth Proportional to 69,710.50, 96,200.25 and 39,501.57

Step by Step Solution

1. Step 1: Write the proportion equation
   69,710.50 : 96,200.25 = 39,501.57 : x
2. Step 2: Convert to fraction form
   69,710.50/96,200.25 = 39,501.57/x
3. Step 3: Cross multiply
   69,710.50x = 96,200.25 × 39,501.57
4. Step 4: Simplify right side
   69,710.50x = 3,800,061,122.01
5. Step 5: Solve for x
   x = 3,800,061,122.01/69,710.50
6. Step 6: Final answer
   x = 54,512.03