Finding the Fourth Proportional to 2,581.72, 3,566.20 and 2,544.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581.72 : 3,566.20 = 2,544.08 : x
2. Step 2: Convert to fraction form
   2,581.72/3,566.20 = 2,544.08/x
3. Step 3: Cross multiply
   2,581.72x = 3,566.20 × 2,544.08
4. Step 4: Simplify right side
   2,581.72x = 9,072,698.10
5. Step 5: Solve for x
   x = 9,072,698.10/2,581.72
6. Step 6: Final answer
   x = 3,514.21