Finding the Fourth Proportional to 8,148.94, 12,229.27 and 3,472.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,148.94 : 12,229.27 = 3,472.25 : x
2. Step 2: Convert to fraction form
   8,148.94/12,229.27 = 3,472.25/x
3. Step 3: Cross multiply
   8,148.94x = 12,229.27 × 3,472.25
4. Step 4: Simplify right side
   8,148.94x = 42,463,012.93
5. Step 5: Solve for x
   x = 42,463,012.93/8,148.94
6. Step 6: Final answer
   x = 5,210.86