Finding the Third Proportional to 4,112,162 and 8,910,772

Step by Step Solution

1. Step 1: Write the proportion equation
   4,112,162 : 8,910,772 = 8,910,772 : x
2. Step 2: Convert to fraction form
   4,112,162/8,910,772 = 8,910,772/x
3. Step 3: Cross multiply
   4,112,162x = 8,910,772 × 8,910,772
4. Step 4: Simplify right side
   4,112,162x = 79,401,857,635,984
5. Step 5: Solve for x
   x = 79,401,857,635,984/4,112,162
6. Step 6: Final answer
   x = 19,309,029.57