Finding the Third Proportional to 1,648,200 and 3,422,722

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,200 : 3,422,722 = 3,422,722 : x
2. Step 2: Convert to fraction form
   1,648,200/3,422,722 = 3,422,722/x
3. Step 3: Cross multiply
   1,648,200x = 3,422,722 × 3,422,722
4. Step 4: Simplify right side
   1,648,200x = 11,715,025,889,284
5. Step 5: Solve for x
   x = 11,715,025,889,284/1,648,200
6. Step 6: Final answer
   x = 7,107,769.62