Finding the Fourth Proportional to 17,957.30, 24,778.17 and 10,404.32

Step by Step Solution

1. Step 1: Write the proportion equation
   17,957.30 : 24,778.17 = 10,404.32 : x
2. Step 2: Convert to fraction form
   17,957.30/24,778.17 = 10,404.32/x
3. Step 3: Cross multiply
   17,957.30x = 24,778.17 × 10,404.32
4. Step 4: Simplify right side
   17,957.30x = 257,800,009.69
5. Step 5: Solve for x
   x = 257,800,009.69/17,957.30
6. Step 6: Final answer
   x = 14,356.28