Finding the Fourth Proportional to 25,048.72, 34,563.04 and 14,981.28

Step by Step Solution

1. Step 1: Write the proportion equation
   25,048.72 : 34,563.04 = 14,981.28 : x
2. Step 2: Convert to fraction form
   25,048.72/34,563.04 = 14,981.28/x
3. Step 3: Cross multiply
   25,048.72x = 34,563.04 × 14,981.28
4. Step 4: Simplify right side
   25,048.72x = 517,798,579.89
5. Step 5: Solve for x
   x = 517,798,579.89/25,048.72
6. Step 6: Final answer
   x = 20,671.66