Finding the Third Proportional to 2,210,120 and 3,412,812

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210,120 : 3,412,812 = 3,412,812 : x
2. Step 2: Convert to fraction form
   2,210,120/3,412,812 = 3,412,812/x
3. Step 3: Cross multiply
   2,210,120x = 3,412,812 × 3,412,812
4. Step 4: Simplify right side
   2,210,120x = 11,647,285,747,344
5. Step 5: Solve for x
   x = 11,647,285,747,344/2,210,120
6. Step 6: Final answer
   x = 5,269,978.89