Finding the Fourth Proportional to 2,704.89, 4,057.71 and 949.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,704.89 : 4,057.71 = 949.47 : x
2. Step 2: Convert to fraction form
   2,704.89/4,057.71 = 949.47/x
3. Step 3: Cross multiply
   2,704.89x = 4,057.71 × 949.47
4. Step 4: Simplify right side
   2,704.89x = 3,852,673.91
5. Step 5: Solve for x
   x = 3,852,673.91/2,704.89
6. Step 6: Final answer
   x = 1,424.34