Finding the Fourth Proportional to 2,563.09, 3,536.33 and 1,443.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,563.09 : 3,536.33 = 1,443.64 : x
2. Step 2: Convert to fraction form
   2,563.09/3,536.33 = 1,443.64/x
3. Step 3: Cross multiply
   2,563.09x = 3,536.33 × 1,443.64
4. Step 4: Simplify right side
   2,563.09x = 5,105,182.21
5. Step 5: Solve for x
   x = 5,105,182.21/2,563.09
6. Step 6: Final answer
   x = 1,991.81