Finding the Third Proportional to 2,436,221 and 3,405,885

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436,221 : 3,405,885 = 3,405,885 : x
2. Step 2: Convert to fraction form
   2,436,221/3,405,885 = 3,405,885/x
3. Step 3: Cross multiply
   2,436,221x = 3,405,885 × 3,405,885
4. Step 4: Simplify right side
   2,436,221x = 11,600,052,633,225
5. Step 5: Solve for x
   x = 11,600,052,633,225/2,436,221
6. Step 6: Final answer
   x = 4,761,494.39