Finding the Fourth Proportional to 2,642.90, 3,650.77 and 2,456.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.90 : 3,650.77 = 2,456.10 : x
2. Step 2: Convert to fraction form
   2,642.90/3,650.77 = 2,456.10/x
3. Step 3: Cross multiply
   2,642.90x = 3,650.77 × 2,456.10
4. Step 4: Simplify right side
   2,642.90x = 8,966,649.00
5. Step 5: Solve for x
   x = 8,966,649.00/2,642.90
6. Step 6: Final answer
   x = 3,392.73