Finding the Fourth Proportional to 2,900.28, 4,350.57 and 2,082.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900.28 : 4,350.57 = 2,082.27 : x
2. Step 2: Convert to fraction form
   2,900.28/4,350.57 = 2,082.27/x
3. Step 3: Cross multiply
   2,900.28x = 4,350.57 × 2,082.27
4. Step 4: Simplify right side
   2,900.28x = 9,059,061.39
5. Step 5: Solve for x
   x = 9,059,061.39/2,900.28
6. Step 6: Final answer
   x = 3,123.51