Finding the Third Proportional to 1,305,995 and 1,978,744

Step by Step Solution

1. Step 1: Write the proportion equation
   1,305,995 : 1,978,744 = 1,978,744 : x
2. Step 2: Convert to fraction form
   1,305,995/1,978,744 = 1,978,744/x
3. Step 3: Cross multiply
   1,305,995x = 1,978,744 × 1,978,744
4. Step 4: Simplify right side
   1,305,995x = 3,915,427,817,536
5. Step 5: Solve for x
   x = 3,915,427,817,536/1,305,995
6. Step 6: Final answer
   x = 2,998,041.97