Finding the Third Proportional to 3,135,814 and 6,648,426

Step by Step Solution

1. Step 1: Write the proportion equation
   3,135,814 : 6,648,426 = 6,648,426 : x
2. Step 2: Convert to fraction form
   3,135,814/6,648,426 = 6,648,426/x
3. Step 3: Cross multiply
   3,135,814x = 6,648,426 × 6,648,426
4. Step 4: Simplify right side
   3,135,814x = 44,201,568,277,476
5. Step 5: Solve for x
   x = 44,201,568,277,476/3,135,814
6. Step 6: Final answer
   x = 14,095,723.88