Finding the Fourth Proportional to 2,590.49, 3,574.89 and 1,411.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590.49 : 3,574.89 = 1,411.56 : x
2. Step 2: Convert to fraction form
   2,590.49/3,574.89 = 1,411.56/x
3. Step 3: Cross multiply
   2,590.49x = 3,574.89 × 1,411.56
4. Step 4: Simplify right side
   2,590.49x = 5,046,153.85
5. Step 5: Solve for x
   x = 5,046,153.85/2,590.49
6. Step 6: Final answer
   x = 1,947.96