Finding the Third Proportional to 5,635,494 and 8,560,809

Step by Step Solution

1. Step 1: Write the proportion equation
   5,635,494 : 8,560,809 = 8,560,809 : x
2. Step 2: Convert to fraction form
   5,635,494/8,560,809 = 8,560,809/x
3. Step 3: Cross multiply
   5,635,494x = 8,560,809 × 8,560,809
4. Step 4: Simplify right side
   5,635,494x = 73,287,450,734,481
5. Step 5: Solve for x
   x = 73,287,450,734,481/5,635,494
6. Step 6: Final answer
   x = 13,004,618.71