Finding the Third Proportional to 485,871 and 1,002,864

Step by Step Solution

1. Step 1: Write the proportion equation
   485,871 : 1,002,864 = 1,002,864 : x
2. Step 2: Convert to fraction form
   485,871/1,002,864 = 1,002,864/x
3. Step 3: Cross multiply
   485,871x = 1,002,864 × 1,002,864
4. Step 4: Simplify right side
   485,871x = 1,005,736,202,496
5. Step 5: Solve for x
   x = 1,005,736,202,496/485,871
6. Step 6: Final answer
   x = 2,069,965.49