Finding the Fourth Proportional to 2,417.18, 3,609.34 and 2,280.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,417.18 : 3,609.34 = 2,280.29 : x
2. Step 2: Convert to fraction form
   2,417.18/3,609.34 = 2,280.29/x
3. Step 3: Cross multiply
   2,417.18x = 3,609.34 × 2,280.29
4. Step 4: Simplify right side
   2,417.18x = 8,230,341.91
5. Step 5: Solve for x
   x = 8,230,341.91/2,417.18
6. Step 6: Final answer
   x = 3,404.94