Finding the Fourth Proportional to 2,082.72, 2,873.94 and 1,198.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.72 : 2,873.94 = 1,198.35 : x
2. Step 2: Convert to fraction form
   2,082.72/2,873.94 = 1,198.35/x
3. Step 3: Cross multiply
   2,082.72x = 2,873.94 × 1,198.35
4. Step 4: Simplify right side
   2,082.72x = 3,443,986.00
5. Step 5: Solve for x
   x = 3,443,986.00/2,082.72
6. Step 6: Final answer
   x = 1,653.60