Finding the Fourth Proportional to 2,590.27, 3,574.56 and 1,411.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590.27 : 3,574.56 = 1,411.33 : x
2. Step 2: Convert to fraction form
   2,590.27/3,574.56 = 1,411.33/x
3. Step 3: Cross multiply
   2,590.27x = 3,574.56 × 1,411.33
4. Step 4: Simplify right side
   2,590.27x = 5,044,883.76
5. Step 5: Solve for x
   x = 5,044,883.76/2,590.27
6. Step 6: Final answer
   x = 1,947.63