Finding the Third Proportional to 1,516,612 and 3,511,018

Step by Step Solution

1. Step 1: Write the proportion equation
   1,516,612 : 3,511,018 = 3,511,018 : x
2. Step 2: Convert to fraction form
   1,516,612/3,511,018 = 3,511,018/x
3. Step 3: Cross multiply
   1,516,612x = 3,511,018 × 3,511,018
4. Step 4: Simplify right side
   1,516,612x = 12,327,247,396,324
5. Step 5: Solve for x
   x = 12,327,247,396,324/1,516,612
6. Step 6: Final answer
   x = 8,128,148.40