Finding the Third Proportional to 2,187,760 and 3,311,822

Step by Step Solution

1. Step 1: Write the proportion equation
   2,187,760 : 3,311,822 = 3,311,822 : x
2. Step 2: Convert to fraction form
   2,187,760/3,311,822 = 3,311,822/x
3. Step 3: Cross multiply
   2,187,760x = 3,311,822 × 3,311,822
4. Step 4: Simplify right side
   2,187,760x = 10,968,164,959,684
5. Step 5: Solve for x
   x = 10,968,164,959,684/2,187,760
6. Step 6: Final answer
   x = 5,013,422.39