Finding the Fourth Proportional to 25,053.72, 34,569.94 and 14,986.28

Step by Step Solution

1. Step 1: Write the proportion equation
   25,053.72 : 34,569.94 = 14,986.28 : x
2. Step 2: Convert to fraction form
   25,053.72/34,569.94 = 14,986.28/x
3. Step 3: Cross multiply
   25,053.72x = 34,569.94 × 14,986.28
4. Step 4: Simplify right side
   25,053.72x = 518,074,800.42
5. Step 5: Solve for x
   x = 518,074,800.42/25,053.72
6. Step 6: Final answer
   x = 20,678.56