Finding the Fourth Proportional to 2,443.60, 3,371.70 and 1,449.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.60 : 3,371.70 = 1,449.76 : x
2. Step 2: Convert to fraction form
   2,443.60/3,371.70 = 1,449.76/x
3. Step 3: Cross multiply
   2,443.60x = 3,371.70 × 1,449.76
4. Step 4: Simplify right side
   2,443.60x = 4,888,155.79
5. Step 5: Solve for x
   x = 4,888,155.79/2,443.60
6. Step 6: Final answer
   x = 2,000.39