Finding the Third Proportional to 4,204,317 and 9,222,522

Step by Step Solution

1. Step 1: Write the proportion equation
   4,204,317 : 9,222,522 = 9,222,522 : x
2. Step 2: Convert to fraction form
   4,204,317/9,222,522 = 9,222,522/x
3. Step 3: Cross multiply
   4,204,317x = 9,222,522 × 9,222,522
4. Step 4: Simplify right side
   4,204,317x = 85,054,912,040,484
5. Step 5: Solve for x
   x = 85,054,912,040,484/4,204,317
6. Step 6: Final answer
   x = 20,230,375.60