Finding the Third Proportional to 1,233,638 and 2,855,695

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233,638 : 2,855,695 = 2,855,695 : x
2. Step 2: Convert to fraction form
   1,233,638/2,855,695 = 2,855,695/x
3. Step 3: Cross multiply
   1,233,638x = 2,855,695 × 2,855,695
4. Step 4: Simplify right side
   1,233,638x = 8,154,993,933,025
5. Step 5: Solve for x
   x = 8,154,993,933,025/1,233,638
6. Step 6: Final answer
   x = 6,610,524.26