Finding the Fourth Proportional to 2,589.98, 3,574.16 and 1,411.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589.98 : 3,574.16 = 1,411.05 : x
2. Step 2: Convert to fraction form
   2,589.98/3,574.16 = 1,411.05/x
3. Step 3: Cross multiply
   2,589.98x = 3,574.16 × 1,411.05
4. Step 4: Simplify right side
   2,589.98x = 5,043,293.54
5. Step 5: Solve for x
   x = 5,043,293.54/2,589.98
6. Step 6: Final answer
   x = 1,947.23