Finding the Third Proportional to 4,269,422 and 9,149,016

Step by Step Solution

1. Step 1: Write the proportion equation
   4,269,422 : 9,149,016 = 9,149,016 : x
2. Step 2: Convert to fraction form
   4,269,422/9,149,016 = 9,149,016/x
3. Step 3: Cross multiply
   4,269,422x = 9,149,016 × 9,149,016
4. Step 4: Simplify right side
   4,269,422x = 83,704,493,768,256
5. Step 5: Solve for x
   x = 83,704,493,768,256/4,269,422
6. Step 6: Final answer
   x = 19,605,579.81