Finding the Third Proportional to 698,234 and 1,067,642

Step by Step Solution

1. Step 1: Write the proportion equation
   698,234 : 1,067,642 = 1,067,642 : x
2. Step 2: Convert to fraction form
   698,234/1,067,642 = 1,067,642/x
3. Step 3: Cross multiply
   698,234x = 1,067,642 × 1,067,642
4. Step 4: Simplify right side
   698,234x = 1,139,859,440,164
5. Step 5: Solve for x
   x = 1,139,859,440,164/698,234
6. Step 6: Final answer
   x = 1,632,489.17