Finding the Third Proportional to 1,275,776 and 2,001,568

Step by Step Solution

1. Step 1: Write the proportion equation
   1,275,776 : 2,001,568 = 2,001,568 : x
2. Step 2: Convert to fraction form
   1,275,776/2,001,568 = 2,001,568/x
3. Step 3: Cross multiply
   1,275,776x = 2,001,568 × 2,001,568
4. Step 4: Simplify right side
   1,275,776x = 4,006,274,458,624
5. Step 5: Solve for x
   x = 4,006,274,458,624/1,275,776
6. Step 6: Final answer
   x = 3,140,264.79