Finding the Third Proportional to 681,710 and 1,036,730

Step by Step Solution

1. Step 1: Write the proportion equation
   681,710 : 1,036,730 = 1,036,730 : x
2. Step 2: Convert to fraction form
   681,710/1,036,730 = 1,036,730/x
3. Step 3: Cross multiply
   681,710x = 1,036,730 × 1,036,730
4. Step 4: Simplify right side
   681,710x = 1,074,809,092,900
5. Step 5: Solve for x
   x = 1,074,809,092,900/681,710
6. Step 6: Final answer
   x = 1,576,636.83