Finding the Fourth Proportional to 25,082.18, 34,613.80 and 13,752.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,082.18 : 34,613.80 = 13,752.72 : x
2. Step 2: Convert to fraction form
   25,082.18/34,613.80 = 13,752.72/x
3. Step 3: Cross multiply
   25,082.18x = 34,613.80 × 13,752.72
4. Step 4: Simplify right side
   25,082.18x = 476,033,899.54
5. Step 5: Solve for x
   x = 476,033,899.54/25,082.18
6. Step 6: Final answer
   x = 18,978.97