Finding the Third Proportional to 2,790 and 5,976

Step by Step Solution

1. Step 1: Write the proportion equation
   2,790 : 5,976 = 5,976 : x
2. Step 2: Convert to fraction form
   2,790/5,976 = 5,976/x
3. Step 3: Cross multiply
   2,790x = 5,976 × 5,976
4. Step 4: Simplify right side
   2,790x = 35,712,576
5. Step 5: Solve for x
   x = 35,712,576/2,790
6. Step 6: Final answer
   x = 12,800.21