Finding the Fourth Proportional to 2,082.47, 2,873.48 and 1,198.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.47 : 2,873.48 = 1,198.10 : x
2. Step 2: Convert to fraction form
   2,082.47/2,873.48 = 1,198.10/x
3. Step 3: Cross multiply
   2,082.47x = 2,873.48 × 1,198.10
4. Step 4: Simplify right side
   2,082.47x = 3,442,727.69
5. Step 5: Solve for x
   x = 3,442,727.69/2,082.47
6. Step 6: Final answer
   x = 1,653.19