Finding the Third Proportional to 4,204,778 and 9,223,444

Step by Step Solution

1. Step 1: Write the proportion equation
   4,204,778 : 9,223,444 = 9,223,444 : x
2. Step 2: Convert to fraction form
   4,204,778/9,223,444 = 9,223,444/x
3. Step 3: Cross multiply
   4,204,778x = 9,223,444 × 9,223,444
4. Step 4: Simplify right side
   4,204,778x = 85,071,919,221,136
5. Step 5: Solve for x
   x = 85,071,919,221,136/4,204,778
6. Step 6: Final answer
   x = 20,232,202.32