Finding the Fourth Proportional to 10,288.02, 15,432.76 and 5,092.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,288.02 : 15,432.76 = 5,092.50 : x
2. Step 2: Convert to fraction form
   10,288.02/15,432.76 = 5,092.50/x
3. Step 3: Cross multiply
   10,288.02x = 15,432.76 × 5,092.50
4. Step 4: Simplify right side
   10,288.02x = 78,591,330.30
5. Step 5: Solve for x
   x = 78,591,330.30/10,288.02
6. Step 6: Final answer
   x = 7,639.11