Finding the Third Proportional to 733,746 and 978,418

Step by Step Solution

1. Step 1: Write the proportion equation
   733,746 : 978,418 = 978,418 : x
2. Step 2: Convert to fraction form
   733,746/978,418 = 978,418/x
3. Step 3: Cross multiply
   733,746x = 978,418 × 978,418
4. Step 4: Simplify right side
   733,746x = 957,301,782,724
5. Step 5: Solve for x
   x = 957,301,782,724/733,746
6. Step 6: Final answer
   x = 1,304,677.34