Finding the Fourth Proportional to 8,872.62, 12,243.89 and 4,893.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,872.62 : 12,243.89 = 4,893.69 : x
2. Step 2: Convert to fraction form
   8,872.62/12,243.89 = 4,893.69/x
3. Step 3: Cross multiply
   8,872.62x = 12,243.89 × 4,893.69
4. Step 4: Simplify right side
   8,872.62x = 59,917,860.20
5. Step 5: Solve for x
   x = 59,917,860.20/8,872.62
6. Step 6: Final answer
   x = 6,753.12