Finding the Fourth Proportional to 8,046.72, 12,061.85 and 3,114.45

Step by Step Solution

1. Step 1: Write the proportion equation
   8,046.72 : 12,061.85 = 3,114.45 : x
2. Step 2: Convert to fraction form
   8,046.72/12,061.85 = 3,114.45/x
3. Step 3: Cross multiply
   8,046.72x = 12,061.85 × 3,114.45
4. Step 4: Simplify right side
   8,046.72x = 37,566,013.16
5. Step 5: Solve for x
   x = 37,566,013.16/8,046.72
6. Step 6: Final answer
   x = 4,668.49