Finding the Fourth Proportional to 3,701.33, 5,107.89 and 2,022.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,701.33 : 5,107.89 = 2,022.80 : x
2. Step 2: Convert to fraction form
   3,701.33/5,107.89 = 2,022.80/x
3. Step 3: Cross multiply
   3,701.33x = 5,107.89 × 2,022.80
4. Step 4: Simplify right side
   3,701.33x = 10,332,239.89
5. Step 5: Solve for x
   x = 10,332,239.89/3,701.33
6. Step 6: Final answer
   x = 2,791.50