Finding the Fourth Proportional to 2,589.22, 3,573.72 and 1,581.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589.22 : 3,573.72 = 1,581.27 : x
2. Step 2: Convert to fraction form
   2,589.22/3,573.72 = 1,581.27/x
3. Step 3: Cross multiply
   2,589.22x = 3,573.72 × 1,581.27
4. Step 4: Simplify right side
   2,589.22x = 5,651,016.22
5. Step 5: Solve for x
   x = 5,651,016.22/2,589.22
6. Step 6: Final answer
   x = 2,182.52