Finding the Fourth Proportional to 2,082.37, 3,121.38 and 849.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.37 : 3,121.38 = 849.27 : x
2. Step 2: Convert to fraction form
   2,082.37/3,121.38 = 849.27/x
3. Step 3: Cross multiply
   2,082.37x = 3,121.38 × 849.27
4. Step 4: Simplify right side
   2,082.37x = 2,650,874.54
5. Step 5: Solve for x
   x = 2,650,874.54/2,082.37
6. Step 6: Final answer
   x = 1,273.01