Finding the Fourth Proportional to 2,562.13, 3,535.74 and 1,443.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.13 : 3,535.74 = 1,443.07 : x
2. Step 2: Convert to fraction form
   2,562.13/3,535.74 = 1,443.07/x
3. Step 3: Cross multiply
   2,562.13x = 3,535.74 × 1,443.07
4. Step 4: Simplify right side
   2,562.13x = 5,102,320.32
5. Step 5: Solve for x
   x = 5,102,320.32/2,562.13
6. Step 6: Final answer
   x = 1,991.44