Finding the Fourth Proportional to 17,930.16, 24,743.88 and 10,857.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,930.16 : 24,743.88 = 10,857.24 : x
2. Step 2: Convert to fraction form
   17,930.16/24,743.88 = 10,857.24/x
3. Step 3: Cross multiply
   17,930.16x = 24,743.88 × 10,857.24
4. Step 4: Simplify right side
   17,930.16x = 268,650,243.69
5. Step 5: Solve for x
   x = 268,650,243.69/17,930.16
6. Step 6: Final answer
   x = 14,983.15