Finding the Fourth Proportional to 2,249.60, 3,105.90 and 1,411.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,249.60 : 3,105.90 = 1,411.46 : x
2. Step 2: Convert to fraction form
   2,249.60/3,105.90 = 1,411.46/x
3. Step 3: Cross multiply
   2,249.60x = 3,105.90 × 1,411.46
4. Step 4: Simplify right side
   2,249.60x = 4,383,831.03
5. Step 5: Solve for x
   x = 4,383,831.03/2,249.60
6. Step 6: Final answer
   x = 1,948.72