Finding the Fourth Proportional to 16,757.86, 25,128.18 and 8,864.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,757.86 : 25,128.18 = 8,864.62 : x
2. Step 2: Convert to fraction form
   16,757.86/25,128.18 = 8,864.62/x
3. Step 3: Cross multiply
   16,757.86x = 25,128.18 × 8,864.62
4. Step 4: Simplify right side
   16,757.86x = 222,751,766.99
5. Step 5: Solve for x
   x = 222,751,766.99/16,757.86
6. Step 6: Final answer
   x = 13,292.38