Finding the Third Proportional to 2,800,612 and 6,143,380

Step by Step Solution

1. Step 1: Write the proportion equation
   2,800,612 : 6,143,380 = 6,143,380 : x
2. Step 2: Convert to fraction form
   2,800,612/6,143,380 = 6,143,380/x
3. Step 3: Cross multiply
   2,800,612x = 6,143,380 × 6,143,380
4. Step 4: Simplify right side
   2,800,612x = 37,741,117,824,400
5. Step 5: Solve for x
   x = 37,741,117,824,400/2,800,612
6. Step 6: Final answer
   x = 13,476,025.18