Finding the Third Proportional to 763,684 and 1,036,662

Step by Step Solution

1. Step 1: Write the proportion equation
   763,684 : 1,036,662 = 1,036,662 : x
2. Step 2: Convert to fraction form
   763,684/1,036,662 = 1,036,662/x
3. Step 3: Cross multiply
   763,684x = 1,036,662 × 1,036,662
4. Step 4: Simplify right side
   763,684x = 1,074,668,102,244
5. Step 5: Solve for x
   x = 1,074,668,102,244/763,684
6. Step 6: Final answer
   x = 1,407,215.68