Finding the Fourth Proportional to 3,131.16, 4,689.52 and 2,248.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,131.16 : 4,689.52 = 2,248.18 : x
2. Step 2: Convert to fraction form
   3,131.16/4,689.52 = 2,248.18/x
3. Step 3: Cross multiply
   3,131.16x = 4,689.52 × 2,248.18
4. Step 4: Simplify right side
   3,131.16x = 10,542,885.07
5. Step 5: Solve for x
   x = 10,542,885.07/3,131.16
6. Step 6: Final answer
   x = 3,367.09