Finding the Fourth Proportional to 2,020.82, 2,789.91 and 1,323.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.82 : 2,789.91 = 1,323.41 : x
2. Step 2: Convert to fraction form
   2,020.82/2,789.91 = 1,323.41/x
3. Step 3: Cross multiply
   2,020.82x = 2,789.91 × 1,323.41
4. Step 4: Simplify right side
   2,020.82x = 3,692,180.84
5. Step 5: Solve for x
   x = 3,692,180.84/2,020.82
6. Step 6: Final answer
   x = 1,827.08