Finding the Fourth Proportional to 17,456.76, 24,089.90 and 9,499

Step by Step Solution

1. Step 1: Write the proportion equation
   17,456.76 : 24,089.90 = 9,499 : x
2. Step 2: Convert to fraction form
   17,456.76/24,089.90 = 9,499/x
3. Step 3: Cross multiply
   17,456.76x = 24,089.90 × 9,499
4. Step 4: Simplify right side
   17,456.76x = 228,829,960.10
5. Step 5: Solve for x
   x = 228,829,960.10/17,456.76
6. Step 6: Final answer
   x = 13,108.39