Finding the Fourth Proportional to 2,590.35, 3,574.61 and 1,411.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590.35 : 3,574.61 = 1,411.43 : x
2. Step 2: Convert to fraction form
   2,590.35/3,574.61 = 1,411.43/x
3. Step 3: Cross multiply
   2,590.35x = 3,574.61 × 1,411.43
4. Step 4: Simplify right side
   2,590.35x = 5,045,311.79
5. Step 5: Solve for x
   x = 5,045,311.79/2,590.35
6. Step 6: Final answer
   x = 1,947.73