Finding the Third Proportional to 3,315,777 and 7,262,778

Step by Step Solution

1. Step 1: Write the proportion equation
   3,315,777 : 7,262,778 = 7,262,778 : x
2. Step 2: Convert to fraction form
   3,315,777/7,262,778 = 7,262,778/x
3. Step 3: Cross multiply
   3,315,777x = 7,262,778 × 7,262,778
4. Step 4: Simplify right side
   3,315,777x = 52,747,944,277,284
5. Step 5: Solve for x
   x = 52,747,944,277,284/3,315,777
6. Step 6: Final answer
   x = 15,908,170.02