Finding the Fourth Proportional to 3,701.37, 5,107.89 and 2,022.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,701.37 : 5,107.89 = 2,022.78 : x
2. Step 2: Convert to fraction form
   3,701.37/5,107.89 = 2,022.78/x
3. Step 3: Cross multiply
   3,701.37x = 5,107.89 × 2,022.78
4. Step 4: Simplify right side
   3,701.37x = 10,332,137.73
5. Step 5: Solve for x
   x = 10,332,137.73/3,701.37
6. Step 6: Final answer
   x = 2,791.44