Finding the Fourth Proportional to 2,082.18, 2,873.37 and 1,198.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.18 : 2,873.37 = 1,198.02 : x
2. Step 2: Convert to fraction form
   2,082.18/2,873.37 = 1,198.02/x
3. Step 3: Cross multiply
   2,082.18x = 2,873.37 × 1,198.02
4. Step 4: Simplify right side
   2,082.18x = 3,442,354.73
5. Step 5: Solve for x
   x = 3,442,354.73/2,082.18
6. Step 6: Final answer
   x = 1,653.25