Finding the Fourth Proportional to 25,872.42, 38,807.83 and 7,153.59

Step by Step Solution

1. Step 1: Write the proportion equation
   25,872.42 : 38,807.83 = 7,153.59 : x
2. Step 2: Convert to fraction form
   25,872.42/38,807.83 = 7,153.59/x
3. Step 3: Cross multiply
   25,872.42x = 38,807.83 × 7,153.59
4. Step 4: Simplify right side
   25,872.42x = 277,615,304.61
5. Step 5: Solve for x
   x = 277,615,304.61/25,872.42
6. Step 6: Final answer
   x = 10,730.16