Finding the Third Proportional to 1,192,689 and 2,384,406

Step by Step Solution

1. Step 1: Write the proportion equation
   1,192,689 : 2,384,406 = 2,384,406 : x
2. Step 2: Convert to fraction form
   1,192,689/2,384,406 = 2,384,406/x
3. Step 3: Cross multiply
   1,192,689x = 2,384,406 × 2,384,406
4. Step 4: Simplify right side
   1,192,689x = 5,685,391,972,836
5. Step 5: Solve for x
   x = 5,685,391,972,836/1,192,689
6. Step 6: Final answer
   x = 4,766,868.79