Finding the Fourth Proportional to 25,013.38, 34,517.98 and 13,682.74

Step by Step Solution

1. Step 1: Write the proportion equation
   25,013.38 : 34,517.98 = 13,682.74 : x
2. Step 2: Convert to fraction form
   25,013.38/34,517.98 = 13,682.74/x
3. Step 3: Cross multiply
   25,013.38x = 34,517.98 × 13,682.74
4. Step 4: Simplify right side
   25,013.38x = 472,300,545.67
5. Step 5: Solve for x
   x = 472,300,545.67/25,013.38
6. Step 6: Final answer
   x = 18,881.92