Finding the Third Proportional to 2,811,778 and 5,822,936

Step by Step Solution

1. Step 1: Write the proportion equation
   2,811,778 : 5,822,936 = 5,822,936 : x
2. Step 2: Convert to fraction form
   2,811,778/5,822,936 = 5,822,936/x
3. Step 3: Cross multiply
   2,811,778x = 5,822,936 × 5,822,936
4. Step 4: Simplify right side
   2,811,778x = 33,906,583,660,096
5. Step 5: Solve for x
   x = 33,906,583,660,096/2,811,778
6. Step 6: Final answer
   x = 12,058,769.81