Finding the Third Proportional to 681,702 and 1,036,716

Step by Step Solution

1. Step 1: Write the proportion equation
   681,702 : 1,036,716 = 1,036,716 : x
2. Step 2: Convert to fraction form
   681,702/1,036,716 = 1,036,716/x
3. Step 3: Cross multiply
   681,702x = 1,036,716 × 1,036,716
4. Step 4: Simplify right side
   681,702x = 1,074,780,064,656
5. Step 5: Solve for x
   x = 1,074,780,064,656/681,702
6. Step 6: Final answer
   x = 1,576,612.75