Finding the Fourth Proportional to 2,183.31, 3,271.32 and 1,749.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,183.31 : 3,271.32 = 1,749.57 : x
2. Step 2: Convert to fraction form
   2,183.31/3,271.32 = 1,749.57/x
3. Step 3: Cross multiply
   2,183.31x = 3,271.32 × 1,749.57
4. Step 4: Simplify right side
   2,183.31x = 5,723,403.33
5. Step 5: Solve for x
   x = 5,723,403.33/2,183.31
6. Step 6: Final answer
   x = 2,621.43