Finding the Third Proportional to 2,828 and 5,774

Step by Step Solution

1. Step 1: Write the proportion equation
   2,828 : 5,774 = 5,774 : x
2. Step 2: Convert to fraction form
   2,828/5,774 = 5,774/x
3. Step 3: Cross multiply
   2,828x = 5,774 × 5,774
4. Step 4: Simplify right side
   2,828x = 33,339,076
5. Step 5: Solve for x
   x = 33,339,076/2,828
6. Step 6: Final answer
   x = 11,788.92