Finding the Fourth Proportional to 1,789.85, 2,470.25 and 1,082.11

Step by Step Solution

1. Step 1: Write the proportion equation
   1,789.85 : 2,470.25 = 1,082.11 : x
2. Step 2: Convert to fraction form
   1,789.85/2,470.25 = 1,082.11/x
3. Step 3: Cross multiply
   1,789.85x = 2,470.25 × 1,082.11
4. Step 4: Simplify right side
   1,789.85x = 2,673,077.30
5. Step 5: Solve for x
   x = 2,673,077.30/1,789.85
6. Step 6: Final answer
   x = 1,493.47