Finding the Fourth Proportional to 2,590.42, 3,574.66 and 1,411.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590.42 : 3,574.66 = 1,411.49 : x
2. Step 2: Convert to fraction form
   2,590.42/3,574.66 = 1,411.49/x
3. Step 3: Cross multiply
   2,590.42x = 3,574.66 × 1,411.49
4. Step 4: Simplify right side
   2,590.42x = 5,045,596.84
5. Step 5: Solve for x
   x = 5,045,596.84/2,590.42
6. Step 6: Final answer
   x = 1,947.79