Finding the Third Proportional to 3,786,474 and 8,150,318

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786,474 : 8,150,318 = 8,150,318 : x
2. Step 2: Convert to fraction form
   3,786,474/8,150,318 = 8,150,318/x
3. Step 3: Cross multiply
   3,786,474x = 8,150,318 × 8,150,318
4. Step 4: Simplify right side
   3,786,474x = 66,427,683,501,124
5. Step 5: Solve for x
   x = 66,427,683,501,124/3,786,474
6. Step 6: Final answer
   x = 17,543,414.67