Finding the Third Proportional to 2,757.94 and 4,273.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,757.94 : 4,273.31 = 4,273.31 : x
2. Step 2: Convert to fraction form
   2,757.94/4,273.31 = 4,273.31/x
3. Step 3: Cross multiply
   2,757.94x = 4,273.31 × 4,273.31
4. Step 4: Simplify right side
   2,757.94x = 18,261,199.72
5. Step 5: Solve for x
   x = 18,261,199.72/2,757.94
6. Step 6: Final answer
   x = 6,621.32