Finding the Third Proportional to 662,718 and 1,036,723

Step by Step Solution

1. Step 1: Write the proportion equation
   662,718 : 1,036,723 = 1,036,723 : x
2. Step 2: Convert to fraction form
   662,718/1,036,723 = 1,036,723/x
3. Step 3: Cross multiply
   662,718x = 1,036,723 × 1,036,723
4. Step 4: Simplify right side
   662,718x = 1,074,794,578,729
5. Step 5: Solve for x
   x = 1,074,794,578,729/662,718
6. Step 6: Final answer
   x = 1,621,797.78