Finding the Third Proportional to 4,204,414 and 9,222,740

Step by Step Solution

1. Step 1: Write the proportion equation
   4,204,414 : 9,222,740 = 9,222,740 : x
2. Step 2: Convert to fraction form
   4,204,414/9,222,740 = 9,222,740/x
3. Step 3: Cross multiply
   4,204,414x = 9,222,740 × 9,222,740
4. Step 4: Simplify right side
   4,204,414x = 85,058,933,107,600
5. Step 5: Solve for x
   x = 85,058,933,107,600/4,204,414
6. Step 6: Final answer
   x = 20,230,865.25