Finding the Third Proportional to 5,006,576 and 10,278,568

Step by Step Solution

1. Step 1: Write the proportion equation
   5,006,576 : 10,278,568 = 10,278,568 : x
2. Step 2: Convert to fraction form
   5,006,576/10,278,568 = 10,278,568/x
3. Step 3: Cross multiply
   5,006,576x = 10,278,568 × 10,278,568
4. Step 4: Simplify right side
   5,006,576x = 105,648,960,130,624
5. Step 5: Solve for x
   x = 105,648,960,130,624/5,006,576
6. Step 6: Final answer
   x = 21,102,038.62