Finding the Third Proportional to 822,105 and 1,229,805

Step by Step Solution

1. Step 1: Write the proportion equation
   822,105 : 1,229,805 = 1,229,805 : x
2. Step 2: Convert to fraction form
   822,105/1,229,805 = 1,229,805/x
3. Step 3: Cross multiply
   822,105x = 1,229,805 × 1,229,805
4. Step 4: Simplify right side
   822,105x = 1,512,420,338,025
5. Step 5: Solve for x
   x = 1,512,420,338,025/822,105
6. Step 6: Final answer
   x = 1,839,692.42