Finding the Fourth Proportional to 17,557.72, 24,205.98 and 11,259.16

Step by Step Solution

1. Step 1: Write the proportion equation
   17,557.72 : 24,205.98 = 11,259.16 : x
2. Step 2: Convert to fraction form
   17,557.72/24,205.98 = 11,259.16/x
3. Step 3: Cross multiply
   17,557.72x = 24,205.98 × 11,259.16
4. Step 4: Simplify right side
   17,557.72x = 272,539,001.78
5. Step 5: Solve for x
   x = 272,539,001.78/17,557.72
6. Step 6: Final answer
   x = 15,522.46