Finding the Third Proportional to 2,021,998 and 4,401,064

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,998 : 4,401,064 = 4,401,064 : x
2. Step 2: Convert to fraction form
   2,021,998/4,401,064 = 4,401,064/x
3. Step 3: Cross multiply
   2,021,998x = 4,401,064 × 4,401,064
4. Step 4: Simplify right side
   2,021,998x = 19,369,364,332,096
5. Step 5: Solve for x
   x = 19,369,364,332,096/2,021,998
6. Step 6: Final answer
   x = 9,579,319.23