Finding the Fourth Proportional to 8,863.16, 12,231.71 and 4,884.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,863.16 : 12,231.71 = 4,884.27 : x
2. Step 2: Convert to fraction form
   8,863.16/12,231.71 = 4,884.27/x
3. Step 3: Cross multiply
   8,863.16x = 12,231.71 × 4,884.27
4. Step 4: Simplify right side
   8,863.16x = 59,742,949.78
5. Step 5: Solve for x
   x = 59,742,949.78/8,863.16
6. Step 6: Final answer
   x = 6,740.60