Finding the Third Proportional to 1,206,869 and 1,822,605

Step by Step Solution

1. Step 1: Write the proportion equation
   1,206,869 : 1,822,605 = 1,822,605 : x
2. Step 2: Convert to fraction form
   1,206,869/1,822,605 = 1,822,605/x
3. Step 3: Cross multiply
   1,206,869x = 1,822,605 × 1,822,605
4. Step 4: Simplify right side
   1,206,869x = 3,321,888,986,025
5. Step 5: Solve for x
   x = 3,321,888,986,025/1,206,869
6. Step 6: Final answer
   x = 2,752,485.14