Finding the Third Proportional to 3,771,529 and 8,396,718

Step by Step Solution

1. Step 1: Write the proportion equation
   3,771,529 : 8,396,718 = 8,396,718 : x
2. Step 2: Convert to fraction form
   3,771,529/8,396,718 = 8,396,718/x
3. Step 3: Cross multiply
   3,771,529x = 8,396,718 × 8,396,718
4. Step 4: Simplify right side
   3,771,529x = 70,504,873,171,524
5. Step 5: Solve for x
   x = 70,504,873,171,524/3,771,529
6. Step 6: Final answer
   x = 18,693,976.15