Finding the Fourth Proportional to 2,562.15, 3,535.72 and 1,443.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.15 : 3,535.72 = 1,443.09 : x
2. Step 2: Convert to fraction form
   2,562.15/3,535.72 = 1,443.09/x
3. Step 3: Cross multiply
   2,562.15x = 3,535.72 × 1,443.09
4. Step 4: Simplify right side
   2,562.15x = 5,102,362.17
5. Step 5: Solve for x
   x = 5,102,362.17/2,562.15
6. Step 6: Final answer
   x = 1,991.44