Finding the Fourth Proportional to 2,449.88, 3,380.63 and 1,441.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,449.88 : 3,380.63 = 1,441.42 : x
2. Step 2: Convert to fraction form
   2,449.88/3,380.63 = 1,441.42/x
3. Step 3: Cross multiply
   2,449.88x = 3,380.63 × 1,441.42
4. Step 4: Simplify right side
   2,449.88x = 4,872,922.60
5. Step 5: Solve for x
   x = 4,872,922.60/2,449.88
6. Step 6: Final answer
   x = 1,989.05