Finding the Fourth Proportional to 8,863.48, 12,231.56 and 5,326.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,863.48 : 12,231.56 = 5,326.72 : x
2. Step 2: Convert to fraction form
   8,863.48/12,231.56 = 5,326.72/x
3. Step 3: Cross multiply
   8,863.48x = 12,231.56 × 5,326.72
4. Step 4: Simplify right side
   8,863.48x = 65,154,095.28
5. Step 5: Solve for x
   x = 65,154,095.28/8,863.48
6. Step 6: Final answer
   x = 7,350.85