Finding the Fourth Proportional to 25,144.64, 34,700.16 and 14,534.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,144.64 : 34,700.16 = 14,534.72 : x
2. Step 2: Convert to fraction form
   25,144.64/34,700.16 = 14,534.72/x
3. Step 3: Cross multiply
   25,144.64x = 34,700.16 × 14,534.72
4. Step 4: Simplify right side
   25,144.64x = 504,357,109.56
5. Step 5: Solve for x
   x = 504,357,109.56/25,144.64
6. Step 6: Final answer
   x = 20,058.24