Finding the Fourth Proportional to 25,158.64, 34,723.20 and 14,554.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,158.64 : 34,723.20 = 14,554.72 : x
2. Step 2: Convert to fraction form
   25,158.64/34,723.20 = 14,554.72/x
3. Step 3: Cross multiply
   25,158.64x = 34,723.20 × 14,554.72
4. Step 4: Simplify right side
   25,158.64x = 505,386,453.50
5. Step 5: Solve for x
   x = 505,386,453.50/25,158.64
6. Step 6: Final answer
   x = 20,087.99