Finding the Third Proportional to 626,304 and 1,396,036

Step by Step Solution

1. Step 1: Write the proportion equation
   626,304 : 1,396,036 = 1,396,036 : x
2. Step 2: Convert to fraction form
   626,304/1,396,036 = 1,396,036/x
3. Step 3: Cross multiply
   626,304x = 1,396,036 × 1,396,036
4. Step 4: Simplify right side
   626,304x = 1,948,916,513,296
5. Step 5: Solve for x
   x = 1,948,916,513,296/626,304
6. Step 6: Final answer
   x = 3,111,774.02