Finding the Fourth Proportional to 2,676.05, 4,014.36 and 728.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,676.05 : 4,014.36 = 728.27 : x
2. Step 2: Convert to fraction form
   2,676.05/4,014.36 = 728.27/x
3. Step 3: Cross multiply
   2,676.05x = 4,014.36 × 728.27
4. Step 4: Simplify right side
   2,676.05x = 2,923,517.89
5. Step 5: Solve for x
   x = 2,923,517.89/2,676.05
6. Step 6: Final answer
   x = 1,092.48