Finding the Third Proportional to 4,403,424 and 9,108,914

Step by Step Solution

1. Step 1: Write the proportion equation
   4,403,424 : 9,108,914 = 9,108,914 : x
2. Step 2: Convert to fraction form
   4,403,424/9,108,914 = 9,108,914/x
3. Step 3: Cross multiply
   4,403,424x = 9,108,914 × 9,108,914
4. Step 4: Simplify right side
   4,403,424x = 82,972,314,259,396
5. Step 5: Solve for x
   x = 82,972,314,259,396/4,403,424
6. Step 6: Final answer
   x = 18,842,681.12