Finding the Third Proportional to 8,399,110 and 17,987,876

Step by Step Solution

1. Step 1: Write the proportion equation
   8,399,110 : 17,987,876 = 17,987,876 : x
2. Step 2: Convert to fraction form
   8,399,110/17,987,876 = 17,987,876/x
3. Step 3: Cross multiply
   8,399,110x = 17,987,876 × 17,987,876
4. Step 4: Simplify right side
   8,399,110x = 323,563,682,991,376
5. Step 5: Solve for x
   x = 323,563,682,991,376/8,399,110
6. Step 6: Final answer
   x = 38,523,567.73