Finding the Fourth Proportional to 17,665.97, 24,379.02 and 9,708.70

Step by Step Solution

1. Step 1: Write the proportion equation
   17,665.97 : 24,379.02 = 9,708.70 : x
2. Step 2: Convert to fraction form
   17,665.97/24,379.02 = 9,708.70/x
3. Step 3: Cross multiply
   17,665.97x = 24,379.02 × 9,708.70
4. Step 4: Simplify right side
   17,665.97x = 236,688,591.47
5. Step 5: Solve for x
   x = 236,688,591.47/17,665.97
6. Step 6: Final answer
   x = 13,398.00