Finding the Fourth Proportional to 17,779, 24,514.98 and 11,397.16

Step by Step Solution

1. Step 1: Write the proportion equation
   17,779 : 24,514.98 = 11,397.16 : x
2. Step 2: Convert to fraction form
   17,779/24,514.98 = 11,397.16/x
3. Step 3: Cross multiply
   17,779x = 24,514.98 × 11,397.16
4. Step 4: Simplify right side
   17,779x = 279,401,149.46
5. Step 5: Solve for x
   x = 279,401,149.46/17,779
6. Step 6: Final answer
   x = 15,715.23