Finding the Fourth Proportional to 17,651.69, 24,375.15 and 13,167.66

Step by Step Solution

1. Step 1: Write the proportion equation
   17,651.69 : 24,375.15 = 13,167.66 : x
2. Step 2: Convert to fraction form
   17,651.69/24,375.15 = 13,167.66/x
3. Step 3: Cross multiply
   17,651.69x = 24,375.15 × 13,167.66
4. Step 4: Simplify right side
   17,651.69x = 320,963,610.42
5. Step 5: Solve for x
   x = 320,963,610.42/17,651.69
6. Step 6: Final answer
   x = 18,183.17