Finding the Third Proportional to 3,786,469 and 8,150,305

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786,469 : 8,150,305 = 8,150,305 : x
2. Step 2: Convert to fraction form
   3,786,469/8,150,305 = 8,150,305/x
3. Step 3: Cross multiply
   3,786,469x = 8,150,305 × 8,150,305
4. Step 4: Simplify right side
   3,786,469x = 66,427,471,593,025
5. Step 5: Solve for x
   x = 66,427,471,593,025/3,786,469
6. Step 6: Final answer
   x = 17,543,381.87