Finding the Fourth Proportional to 25,168.49, 34,732.55 and 13,838.18

Step by Step Solution

1. Step 1: Write the proportion equation
   25,168.49 : 34,732.55 = 13,838.18 : x
2. Step 2: Convert to fraction form
   25,168.49/34,732.55 = 13,838.18/x
3. Step 3: Cross multiply
   25,168.49x = 34,732.55 × 13,838.18
4. Step 4: Simplify right side
   25,168.49x = 480,635,035.91
5. Step 5: Solve for x
   x = 480,635,035.91/25,168.49
6. Step 6: Final answer
   x = 19,096.70