Finding the Fourth Proportional to 2,022.49, 2,790.84 and 1,183.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.49 : 2,790.84 = 1,183.15 : x
2. Step 2: Convert to fraction form
   2,022.49/2,790.84 = 1,183.15/x
3. Step 3: Cross multiply
   2,022.49x = 2,790.84 × 1,183.15
4. Step 4: Simplify right side
   2,022.49x = 3,301,982.35
5. Step 5: Solve for x
   x = 3,301,982.35/2,022.49
6. Step 6: Final answer
   x = 1,632.63