Finding the Third Proportional to 362,642 and 789,802

Step by Step Solution

1. Step 1: Write the proportion equation
   362,642 : 789,802 = 789,802 : x
2. Step 2: Convert to fraction form
   362,642/789,802 = 789,802/x
3. Step 3: Cross multiply
   362,642x = 789,802 × 789,802
4. Step 4: Simplify right side
   362,642x = 623,787,199,204
5. Step 5: Solve for x
   x = 623,787,199,204/362,642
6. Step 6: Final answer
   x = 1,720,118.46