Finding the Fourth Proportional to 17,689.67, 24,411.86 and 9,623.39

Step by Step Solution

1. Step 1: Write the proportion equation
   17,689.67 : 24,411.86 = 9,623.39 : x
2. Step 2: Convert to fraction form
   17,689.67/24,411.86 = 9,623.39/x
3. Step 3: Cross multiply
   17,689.67x = 24,411.86 × 9,623.39
4. Step 4: Simplify right side
   17,689.67x = 234,924,969.15
5. Step 5: Solve for x
   x = 234,924,969.15/17,689.67
6. Step 6: Final answer
   x = 13,280.35