Finding the Third Proportional to 2,616.05 and 5,451.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616.05 : 5,451.05 = 5,451.05 : x
2. Step 2: Convert to fraction form
   2,616.05/5,451.05 = 5,451.05/x
3. Step 3: Cross multiply
   2,616.05x = 5,451.05 × 5,451.05
4. Step 4: Simplify right side
   2,616.05x = 29,713,912.03
5. Step 5: Solve for x
   x = 29,713,912.03/2,616.05
6. Step 6: Final answer
   x = 11,358.33