Finding the Third Proportional to 8,296,510 and 12,560,676

Step by Step Solution

1. Step 1: Write the proportion equation
   8,296,510 : 12,560,676 = 12,560,676 : x
2. Step 2: Convert to fraction form
   8,296,510/12,560,676 = 12,560,676/x
3. Step 3: Cross multiply
   8,296,510x = 12,560,676 × 12,560,676
4. Step 4: Simplify right side
   8,296,510x = 157,770,581,576,976
5. Step 5: Solve for x
   x = 157,770,581,576,976/8,296,510
6. Step 6: Final answer
   x = 19,016,499.90