Finding the Fourth Proportional to 2,493.92, 3,443.09 and 2,217.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.92 : 3,443.09 = 2,217.15 : x
2. Step 2: Convert to fraction form
   2,493.92/3,443.09 = 2,217.15/x
3. Step 3: Cross multiply
   2,493.92x = 3,443.09 × 2,217.15
4. Step 4: Simplify right side
   2,493.92x = 7,633,835.91
5. Step 5: Solve for x
   x = 7,633,835.91/2,493.92
6. Step 6: Final answer
   x = 3,060.98