Finding the Fourth Proportional to 2,406.49, 3,320.97 and 1,411.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.49 : 3,320.97 = 1,411.79 : x
2. Step 2: Convert to fraction form
   2,406.49/3,320.97 = 1,411.79/x
3. Step 3: Cross multiply
   2,406.49x = 3,320.97 × 1,411.79
4. Step 4: Simplify right side
   2,406.49x = 4,688,488.57
5. Step 5: Solve for x
   x = 4,688,488.57/2,406.49
6. Step 6: Final answer
   x = 1,948.27