Finding the Fourth Proportional to 10,061.47, 15,092.39 and 3,487.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,061.47 : 15,092.39 = 3,487.87 : x
2. Step 2: Convert to fraction form
   10,061.47/15,092.39 = 3,487.87/x
3. Step 3: Cross multiply
   10,061.47x = 15,092.39 × 3,487.87
4. Step 4: Simplify right side
   10,061.47x = 52,640,294.31
5. Step 5: Solve for x
   x = 52,640,294.31/10,061.47
6. Step 6: Final answer
   x = 5,231.87