Finding the Third Proportional to 2,019,990 and 4,420,032

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,990 : 4,420,032 = 4,420,032 : x
2. Step 2: Convert to fraction form
   2,019,990/4,420,032 = 4,420,032/x
3. Step 3: Cross multiply
   2,019,990x = 4,420,032 × 4,420,032
4. Step 4: Simplify right side
   2,019,990x = 19,536,682,881,024
5. Step 5: Solve for x
   x = 19,536,682,881,024/2,019,990
6. Step 6: Final answer
   x = 9,671,673.07