Finding the Third Proportional to 3,786,469 and 8,150,307

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786,469 : 8,150,307 = 8,150,307 : x
2. Step 2: Convert to fraction form
   3,786,469/8,150,307 = 8,150,307/x
3. Step 3: Cross multiply
   3,786,469x = 8,150,307 × 8,150,307
4. Step 4: Simplify right side
   3,786,469x = 66,427,504,194,249
5. Step 5: Solve for x
   x = 66,427,504,194,249/3,786,469
6. Step 6: Final answer
   x = 17,543,390.48