Finding the Fourth Proportional to 8,046.48, 12,061.46 and 3,114.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,046.48 : 12,061.46 = 3,114.20 : x
2. Step 2: Convert to fraction form
   8,046.48/12,061.46 = 3,114.20/x
3. Step 3: Cross multiply
   8,046.48x = 12,061.46 × 3,114.20
4. Step 4: Simplify right side
   8,046.48x = 37,561,798.73
5. Step 5: Solve for x
   x = 37,561,798.73/8,046.48
6. Step 6: Final answer
   x = 4,668.10