Finding the Fourth Proportional to 17,515.58, 24,171.28 and 9,557.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,515.58 : 24,171.28 = 9,557.62 : x
2. Step 2: Convert to fraction form
   17,515.58/24,171.28 = 9,557.62/x
3. Step 3: Cross multiply
   17,515.58x = 24,171.28 × 9,557.62
4. Step 4: Simplify right side
   17,515.58x = 231,019,824.83
5. Step 5: Solve for x
   x = 231,019,824.83/17,515.58
6. Step 6: Final answer
   x = 13,189.39