Finding the Fourth Proportional to 2,449.70, 3,674.55 and 1,411.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,449.70 : 3,674.55 = 1,411.28 : x
2. Step 2: Convert to fraction form
   2,449.70/3,674.55 = 1,411.28/x
3. Step 3: Cross multiply
   2,449.70x = 3,674.55 × 1,411.28
4. Step 4: Simplify right side
   2,449.70x = 5,185,800.55
5. Step 5: Solve for x
   x = 5,185,800.55/2,449.70
6. Step 6: Final answer
   x = 2,116.92