Finding the Third Proportional to 3,734,037 and 8,146,665

Step by Step Solution

1. Step 1: Write the proportion equation
   3,734,037 : 8,146,665 = 8,146,665 : x
2. Step 2: Convert to fraction form
   3,734,037/8,146,665 = 8,146,665/x
3. Step 3: Cross multiply
   3,734,037x = 8,146,665 × 8,146,665
4. Step 4: Simplify right side
   3,734,037x = 66,368,150,622,225
5. Step 5: Solve for x
   x = 66,368,150,622,225/3,734,037
6. Step 6: Final answer
   x = 17,773,833.15