Finding the Third Proportional to 1,306,944 and 1,998,864

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,944 : 1,998,864 = 1,998,864 : x
2. Step 2: Convert to fraction form
   1,306,944/1,998,864 = 1,998,864/x
3. Step 3: Cross multiply
   1,306,944x = 1,998,864 × 1,998,864
4. Step 4: Simplify right side
   1,306,944x = 3,995,457,290,496
5. Step 5: Solve for x
   x = 3,995,457,290,496/1,306,944
6. Step 6: Final answer
   x = 3,057,099.07