Finding the Fourth Proportional to 8,861.38, 12,228.71 and 4,882.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,861.38 : 12,228.71 = 4,882.46 : x
2. Step 2: Convert to fraction form
   8,861.38/12,228.71 = 4,882.46/x
3. Step 3: Cross multiply
   8,861.38x = 12,228.71 × 4,882.46
4. Step 4: Simplify right side
   8,861.38x = 59,706,101.87
5. Step 5: Solve for x
   x = 59,706,101.87/8,861.38
6. Step 6: Final answer
   x = 6,737.79