Finding the Third Proportional to 3,260,515 and 7,150,885

Step by Step Solution

1. Step 1: Write the proportion equation
   3,260,515 : 7,150,885 = 7,150,885 : x
2. Step 2: Convert to fraction form
   3,260,515/7,150,885 = 7,150,885/x
3. Step 3: Cross multiply
   3,260,515x = 7,150,885 × 7,150,885
4. Step 4: Simplify right side
   3,260,515x = 51,135,156,283,225
5. Step 5: Solve for x
   x = 51,135,156,283,225/3,260,515
6. Step 6: Final answer
   x = 15,683,153.21