Finding the Third Proportional to 2,213,518 and 3,384,510

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213,518 : 3,384,510 = 3,384,510 : x
2. Step 2: Convert to fraction form
   2,213,518/3,384,510 = 3,384,510/x
3. Step 3: Cross multiply
   2,213,518x = 3,384,510 × 3,384,510
4. Step 4: Simplify right side
   2,213,518x = 11,454,907,940,100
5. Step 5: Solve for x
   x = 11,454,907,940,100/2,213,518
6. Step 6: Final answer
   x = 5,174,978.45