Finding the Fourth Proportional to 17,696.97, 24,414.86 and 10,139.27

Step by Step Solution

1. Step 1: Write the proportion equation
   17,696.97 : 24,414.86 = 10,139.27 : x
2. Step 2: Convert to fraction form
   17,696.97/24,414.86 = 10,139.27/x
3. Step 3: Cross multiply
   17,696.97x = 24,414.86 × 10,139.27
4. Step 4: Simplify right side
   17,696.97x = 247,548,684.78
5. Step 5: Solve for x
   x = 247,548,684.78/17,696.97
6. Step 6: Final answer
   x = 13,988.20