Finding the Third Proportional to 5,006,586 and 10,278,582

Step by Step Solution

1. Step 1: Write the proportion equation
   5,006,586 : 10,278,582 = 10,278,582 : x
2. Step 2: Convert to fraction form
   5,006,586/10,278,582 = 10,278,582/x
3. Step 3: Cross multiply
   5,006,586x = 10,278,582 × 10,278,582
4. Step 4: Simplify right side
   5,006,586x = 105,649,247,930,724
5. Step 5: Solve for x
   x = 105,649,247,930,724/5,006,586
6. Step 6: Final answer
   x = 21,102,053.96