Finding the Third Proportional to 3,135,807 and 6,648,416

Step by Step Solution

1. Step 1: Write the proportion equation
   3,135,807 : 6,648,416 = 6,648,416 : x
2. Step 2: Convert to fraction form
   3,135,807/6,648,416 = 6,648,416/x
3. Step 3: Cross multiply
   3,135,807x = 6,648,416 × 6,648,416
4. Step 4: Simplify right side
   3,135,807x = 44,201,435,309,056
5. Step 5: Solve for x
   x = 44,201,435,309,056/3,135,807
6. Step 6: Final answer
   x = 14,095,712.94