Finding the Third Proportional to 997,806 and 2,188,764

Step by Step Solution

1. Step 1: Write the proportion equation
   997,806 : 2,188,764 = 2,188,764 : x
2. Step 2: Convert to fraction form
   997,806/2,188,764 = 2,188,764/x
3. Step 3: Cross multiply
   997,806x = 2,188,764 × 2,188,764
4. Step 4: Simplify right side
   997,806x = 4,790,687,847,696
5. Step 5: Solve for x
   x = 4,790,687,847,696/997,806
6. Step 6: Final answer
   x = 4,801,221.73