Finding the Third Proportional to 698,212 and 1,067,628

Step by Step Solution

1. Step 1: Write the proportion equation
   698,212 : 1,067,628 = 1,067,628 : x
2. Step 2: Convert to fraction form
   698,212/1,067,628 = 1,067,628/x
3. Step 3: Cross multiply
   698,212x = 1,067,628 × 1,067,628
4. Step 4: Simplify right side
   698,212x = 1,139,829,546,384
5. Step 5: Solve for x
   x = 1,139,829,546,384/698,212
6. Step 6: Final answer
   x = 1,632,497.79