Finding the Third Proportional to 2,757 and 3,929.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,757 : 3,929.25 = 3,929.25 : x
2. Step 2: Convert to fraction form
   2,757/3,929.25 = 3,929.25/x
3. Step 3: Cross multiply
   2,757x = 3,929.25 × 3,929.25
4. Step 4: Simplify right side
   2,757x = 15,439,005.56
5. Step 5: Solve for x
   x = 15,439,005.56/2,757
6. Step 6: Final answer
   x = 5,599.93