Finding the Fourth Proportional to 2,082.27, 3,123.39 and 849.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.27 : 3,123.39 = 849.67 : x
2. Step 2: Convert to fraction form
   2,082.27/3,123.39 = 849.67/x
3. Step 3: Cross multiply
   2,082.27x = 3,123.39 × 849.67
4. Step 4: Simplify right side
   2,082.27x = 2,653,850.78
5. Step 5: Solve for x
   x = 2,653,850.78/2,082.27
6. Step 6: Final answer
   x = 1,274.50