Finding the Fourth Proportional to 8,148.88, 12,229.15 and 3,472.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,148.88 : 12,229.15 = 3,472.16 : x
2. Step 2: Convert to fraction form
   8,148.88/12,229.15 = 3,472.16/x
3. Step 3: Cross multiply
   8,148.88x = 12,229.15 × 3,472.16
4. Step 4: Simplify right side
   8,148.88x = 42,461,565.46
5. Step 5: Solve for x
   x = 42,461,565.46/8,148.88
6. Step 6: Final answer
   x = 5,210.72