Finding the Third Proportional to 4,348,245 and 9,222,666

Step by Step Solution

1. Step 1: Write the proportion equation
   4,348,245 : 9,222,666 = 9,222,666 : x
2. Step 2: Convert to fraction form
   4,348,245/9,222,666 = 9,222,666/x
3. Step 3: Cross multiply
   4,348,245x = 9,222,666 × 9,222,666
4. Step 4: Simplify right side
   4,348,245x = 85,057,568,147,556
5. Step 5: Solve for x
   x = 85,057,568,147,556/4,348,245
6. Step 6: Final answer
   x = 19,561,355.94