Finding the Fourth Proportional to 17,521.59, 24,179.88 and 9,564

Step by Step Solution

1. Step 1: Write the proportion equation
   17,521.59 : 24,179.88 = 9,564 : x
2. Step 2: Convert to fraction form
   17,521.59/24,179.88 = 9,564/x
3. Step 3: Cross multiply
   17,521.59x = 24,179.88 × 9,564
4. Step 4: Simplify right side
   17,521.59x = 231,256,372.32
5. Step 5: Solve for x
   x = 231,256,372.32/17,521.59
6. Step 6: Final answer
   x = 13,198.37