Finding the Third Proportional to 2,021,360 and 4,408,538

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,360 : 4,408,538 = 4,408,538 : x
2. Step 2: Convert to fraction form
   2,021,360/4,408,538 = 4,408,538/x
3. Step 3: Cross multiply
   2,021,360x = 4,408,538 × 4,408,538
4. Step 4: Simplify right side
   2,021,360x = 19,435,207,297,444
5. Step 5: Solve for x
   x = 19,435,207,297,444/2,021,360
6. Step 6: Final answer
   x = 9,614,916.34