Finding the Fourth Proportional to 17,597.50, 24,284.55 and 9,639.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,597.50 : 24,284.55 = 9,639.76 : x
2. Step 2: Convert to fraction form
   17,597.50/24,284.55 = 9,639.76/x
3. Step 3: Cross multiply
   17,597.50x = 24,284.55 × 9,639.76
4. Step 4: Simplify right side
   17,597.50x = 234,097,173.00
5. Step 5: Solve for x
   x = 234,097,173.00/17,597.50
6. Step 6: Final answer
   x = 13,302.87