Finding the Fourth Proportional to 2,022.57, 3,033.87 and 1,321.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.57 : 3,033.87 = 1,321.37 : x
2. Step 2: Convert to fraction form
   2,022.57/3,033.87 = 1,321.37/x
3. Step 3: Cross multiply
   2,022.57x = 3,033.87 × 1,321.37
4. Step 4: Simplify right side
   2,022.57x = 4,008,849.63
5. Step 5: Solve for x
   x = 4,008,849.63/2,022.57
6. Step 6: Final answer
   x = 1,982.06