Finding the Fourth Proportional to 2,022.84, 2,790.45 and 1,323

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.84 : 2,790.45 = 1,323 : x
2. Step 2: Convert to fraction form
   2,022.84/2,790.45 = 1,323/x
3. Step 3: Cross multiply
   2,022.84x = 2,790.45 × 1,323
4. Step 4: Simplify right side
   2,022.84x = 3,691,765.35
5. Step 5: Solve for x
   x = 3,691,765.35/2,022.84
6. Step 6: Final answer
   x = 1,825.04