Finding the Third Proportional to 1,420,227 and 1,997,644

Step by Step Solution

1. Step 1: Write the proportion equation
   1,420,227 : 1,997,644 = 1,997,644 : x
2. Step 2: Convert to fraction form
   1,420,227/1,997,644 = 1,997,644/x
3. Step 3: Cross multiply
   1,420,227x = 1,997,644 × 1,997,644
4. Step 4: Simplify right side
   1,420,227x = 3,990,581,550,736
5. Step 5: Solve for x
   x = 3,990,581,550,736/1,420,227
6. Step 6: Final answer
   x = 2,809,819.52