Finding the Third Proportional to 3,786,384 and 8,236,192

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786,384 : 8,236,192 = 8,236,192 : x
2. Step 2: Convert to fraction form
   3,786,384/8,236,192 = 8,236,192/x
3. Step 3: Cross multiply
   3,786,384x = 8,236,192 × 8,236,192
4. Step 4: Simplify right side
   3,786,384x = 67,834,858,660,864
5. Step 5: Solve for x
   x = 67,834,858,660,864/3,786,384
6. Step 6: Final answer
   x = 17,915,472.56