Finding the Fourth Proportional to 1,966.33, 2,713.59 and 1,082.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,966.33 : 2,713.59 = 1,082.20 : x
2. Step 2: Convert to fraction form
   1,966.33/2,713.59 = 1,082.20/x
3. Step 3: Cross multiply
   1,966.33x = 2,713.59 × 1,082.20
4. Step 4: Simplify right side
   1,966.33x = 2,936,647.10
5. Step 5: Solve for x
   x = 2,936,647.10/1,966.33
6. Step 6: Final answer
   x = 1,493.47