Finding the Third Proportional to 600,648 and 1,305,816

Step by Step Solution

1. Step 1: Write the proportion equation
   600,648 : 1,305,816 = 1,305,816 : x
2. Step 2: Convert to fraction form
   600,648/1,305,816 = 1,305,816/x
3. Step 3: Cross multiply
   600,648x = 1,305,816 × 1,305,816
4. Step 4: Simplify right side
   600,648x = 1,705,155,425,856
5. Step 5: Solve for x
   x = 1,705,155,425,856/600,648
6. Step 6: Final answer
   x = 2,838,859.74