Finding the Fourth Proportional to 16,744.88, 25,121.40 and 5,057.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,744.88 : 25,121.40 = 5,057.42 : x
2. Step 2: Convert to fraction form
   16,744.88/25,121.40 = 5,057.42/x
3. Step 3: Cross multiply
   16,744.88x = 25,121.40 × 5,057.42
4. Step 4: Simplify right side
   16,744.88x = 127,049,470.79
5. Step 5: Solve for x
   x = 127,049,470.79/16,744.88
6. Step 6: Final answer
   x = 7,587.36