Finding the Fourth Proportional to 2,082.46, 3,108.50 and 1,819.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.46 : 3,108.50 = 1,819.72 : x
2. Step 2: Convert to fraction form
   2,082.46/3,108.50 = 1,819.72/x
3. Step 3: Cross multiply
   2,082.46x = 3,108.50 × 1,819.72
4. Step 4: Simplify right side
   2,082.46x = 5,656,590.52
5. Step 5: Solve for x
   x = 5,656,590.52/2,082.46
6. Step 6: Final answer
   x = 2,716.30