Finding the Third Proportional to 609,696 and 822,450

Step by Step Solution

1. Step 1: Write the proportion equation
   609,696 : 822,450 = 822,450 : x
2. Step 2: Convert to fraction form
   609,696/822,450 = 822,450/x
3. Step 3: Cross multiply
   609,696x = 822,450 × 822,450
4. Step 4: Simplify right side
   609,696x = 676,424,002,500
5. Step 5: Solve for x
   x = 676,424,002,500/609,696
6. Step 6: Final answer
   x = 1,109,444.71