Finding the Fourth Proportional to 2,829.78, 3,903.39 and 2,456.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,829.78 : 3,903.39 = 2,456.10 : x
2. Step 2: Convert to fraction form
   2,829.78/3,903.39 = 2,456.10/x
3. Step 3: Cross multiply
   2,829.78x = 3,903.39 × 2,456.10
4. Step 4: Simplify right side
   2,829.78x = 9,587,116.18
5. Step 5: Solve for x
   x = 9,587,116.18/2,829.78
6. Step 6: Final answer
   x = 3,387.94