Finding the Third Proportional to 2,218,960 and 3,170,800

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,960 : 3,170,800 = 3,170,800 : x
2. Step 2: Convert to fraction form
   2,218,960/3,170,800 = 3,170,800/x
3. Step 3: Cross multiply
   2,218,960x = 3,170,800 × 3,170,800
4. Step 4: Simplify right side
   2,218,960x = 10,053,972,640,000
5. Step 5: Solve for x
   x = 10,053,972,640,000/2,218,960
6. Step 6: Final answer
   x = 4,530,939.11