Finding the Third Proportional to 733,764 and 978,445

Step by Step Solution

1. Step 1: Write the proportion equation
   733,764 : 978,445 = 978,445 : x
2. Step 2: Convert to fraction form
   733,764/978,445 = 978,445/x
3. Step 3: Cross multiply
   733,764x = 978,445 × 978,445
4. Step 4: Simplify right side
   733,764x = 957,354,618,025
5. Step 5: Solve for x
   x = 957,354,618,025/733,764
6. Step 6: Final answer
   x = 1,304,717.35