Finding the Fourth Proportional to 17,615.98, 24,310.02 and 9,658.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,615.98 : 24,310.02 = 9,658.72 : x
2. Step 2: Convert to fraction form
   17,615.98/24,310.02 = 9,658.72/x
3. Step 3: Cross multiply
   17,615.98x = 24,310.02 × 9,658.72
4. Step 4: Simplify right side
   17,615.98x = 234,803,676.37
5. Step 5: Solve for x
   x = 234,803,676.37/17,615.98
6. Step 6: Final answer
   x = 13,329.02