Finding the Fourth Proportional to 2,681.89, 4,021.40 and 950.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,681.89 : 4,021.40 = 950.29 : x
2. Step 2: Convert to fraction form
   2,681.89/4,021.40 = 950.29/x
3. Step 3: Cross multiply
   2,681.89x = 4,021.40 × 950.29
4. Step 4: Simplify right side
   2,681.89x = 3,821,491.45
5. Step 5: Solve for x
   x = 3,821,491.45/2,681.89
6. Step 6: Final answer
   x = 1,424.92