Finding the Fourth Proportional to 2,502.92, 3,451.78 and 1,617.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,502.92 : 3,451.78 = 1,617.79 : x
2. Step 2: Convert to fraction form
   2,502.92/3,451.78 = 1,617.79/x
3. Step 3: Cross multiply
   2,502.92x = 3,451.78 × 1,617.79
4. Step 4: Simplify right side
   2,502.92x = 5,584,255.17
5. Step 5: Solve for x
   x = 5,584,255.17/2,502.92
6. Step 6: Final answer
   x = 2,231.10