Finding the Fourth Proportional to 2,681.74, 4,021.89 and 733.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,681.74 : 4,021.89 = 733.49 : x
2. Step 2: Convert to fraction form
   2,681.74/4,021.89 = 733.49/x
3. Step 3: Cross multiply
   2,681.74x = 4,021.89 × 733.49
4. Step 4: Simplify right side
   2,681.74x = 2,950,016.10
5. Step 5: Solve for x
   x = 2,950,016.10/2,681.74
6. Step 6: Final answer
   x = 1,100.04