Finding the Fourth Proportional to 17,615.55, 24,308.93 and 9,657.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,615.55 : 24,308.93 = 9,657.50 : x
2. Step 2: Convert to fraction form
   17,615.55/24,308.93 = 9,657.50/x
3. Step 3: Cross multiply
   17,615.55x = 24,308.93 × 9,657.50
4. Step 4: Simplify right side
   17,615.55x = 234,763,576.39
5. Step 5: Solve for x
   x = 234,763,576.39/17,615.55
6. Step 6: Final answer
   x = 13,327.06