Finding the Third Proportional to 698,210 and 1,067,605

Step by Step Solution

1. Step 1: Write the proportion equation
   698,210 : 1,067,605 = 1,067,605 : x
2. Step 2: Convert to fraction form
   698,210/1,067,605 = 1,067,605/x
3. Step 3: Cross multiply
   698,210x = 1,067,605 × 1,067,605
4. Step 4: Simplify right side
   698,210x = 1,139,780,436,025
5. Step 5: Solve for x
   x = 1,139,780,436,025/698,210
6. Step 6: Final answer
   x = 1,632,432.13