Finding the Fourth Proportional to 2,456.83, 3,686.61 and 1,361.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.83 : 3,686.61 = 1,361.05 : x
2. Step 2: Convert to fraction form
   2,456.83/3,686.61 = 1,361.05/x
3. Step 3: Cross multiply
   2,456.83x = 3,686.61 × 1,361.05
4. Step 4: Simplify right side
   2,456.83x = 5,017,635.30
5. Step 5: Solve for x
   x = 5,017,635.30/2,456.83
6. Step 6: Final answer
   x = 2,042.33