Finding the Fourth Proportional to 8,254.28, 12,388.72 and 4,361.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,254.28 : 12,388.72 = 4,361.42 : x
2. Step 2: Convert to fraction form
   8,254.28/12,388.72 = 4,361.42/x
3. Step 3: Cross multiply
   8,254.28x = 12,388.72 × 4,361.42
4. Step 4: Simplify right side
   8,254.28x = 54,032,411.18
5. Step 5: Solve for x
   x = 54,032,411.18/8,254.28
6. Step 6: Final answer
   x = 6,545.99