Finding the Fourth Proportional to 5,105.80, 7,044.06 and 3,114.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,105.80 : 7,044.06 = 3,114.88 : x
2. Step 2: Convert to fraction form
   5,105.80/7,044.06 = 3,114.88/x
3. Step 3: Cross multiply
   5,105.80x = 7,044.06 × 3,114.88
4. Step 4: Simplify right side
   5,105.80x = 21,941,401.61
5. Step 5: Solve for x
   x = 21,941,401.61/5,105.80
6. Step 6: Final answer
   x = 4,297.35