Finding the Third Proportional to 698,208 and 1,067,619

Step by Step Solution

1. Step 1: Write the proportion equation
   698,208 : 1,067,619 = 1,067,619 : x
2. Step 2: Convert to fraction form
   698,208/1,067,619 = 1,067,619/x
3. Step 3: Cross multiply
   698,208x = 1,067,619 × 1,067,619
4. Step 4: Simplify right side
   698,208x = 1,139,810,329,161
5. Step 5: Solve for x
   x = 1,139,810,329,161/698,208
6. Step 6: Final answer
   x = 1,632,479.62