Finding the Fourth Proportional to 17,647.29, 24,353.61 and 9,689.45

Step by Step Solution

1. Step 1: Write the proportion equation
   17,647.29 : 24,353.61 = 9,689.45 : x
2. Step 2: Convert to fraction form
   17,647.29/24,353.61 = 9,689.45/x
3. Step 3: Cross multiply
   17,647.29x = 24,353.61 × 9,689.45
4. Step 4: Simplify right side
   17,647.29x = 235,973,068.00
5. Step 5: Solve for x
   x = 235,973,068.00/17,647.29
6. Step 6: Final answer
   x = 13,371.63