Finding the Fourth Proportional to 2,082.52, 3,120.54 and 1,674.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.52 : 3,120.54 = 1,674.28 : x
2. Step 2: Convert to fraction form
   2,082.52/3,120.54 = 1,674.28/x
3. Step 3: Cross multiply
   2,082.52x = 3,120.54 × 1,674.28
4. Step 4: Simplify right side
   2,082.52x = 5,224,657.71
5. Step 5: Solve for x
   x = 5,224,657.71/2,082.52
6. Step 6: Final answer
   x = 2,508.82