Finding the Third Proportional to 631,822 and 1,308,357

Step by Step Solution

1. Step 1: Write the proportion equation
   631,822 : 1,308,357 = 1,308,357 : x
2. Step 2: Convert to fraction form
   631,822/1,308,357 = 1,308,357/x
3. Step 3: Cross multiply
   631,822x = 1,308,357 × 1,308,357
4. Step 4: Simplify right side
   631,822x = 1,711,798,039,449
5. Step 5: Solve for x
   x = 1,711,798,039,449/631,822
6. Step 6: Final answer
   x = 2,709,304.27