Finding the Third Proportional to 568,317 and 1,243,662

Step by Step Solution

1. Step 1: Write the proportion equation
   568,317 : 1,243,662 = 1,243,662 : x
2. Step 2: Convert to fraction form
   568,317/1,243,662 = 1,243,662/x
3. Step 3: Cross multiply
   568,317x = 1,243,662 × 1,243,662
4. Step 4: Simplify right side
   568,317x = 1,546,695,170,244
5. Step 5: Solve for x
   x = 1,546,695,170,244/568,317
6. Step 6: Final answer
   x = 2,721,535.99