Finding the Fourth Proportional to 16,500.39, 24,755.72 and 5,407.17

Step by Step Solution

1. Step 1: Write the proportion equation
   16,500.39 : 24,755.72 = 5,407.17 : x
2. Step 2: Convert to fraction form
   16,500.39/24,755.72 = 5,407.17/x
3. Step 3: Cross multiply
   16,500.39x = 24,755.72 × 5,407.17
4. Step 4: Simplify right side
   16,500.39x = 133,858,359.48
5. Step 5: Solve for x
   x = 133,858,359.48/16,500.39
6. Step 6: Final answer
   x = 8,112.44