Finding the Third Proportional to 1,648,196 and 3,422,712

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,196 : 3,422,712 = 3,422,712 : x
2. Step 2: Convert to fraction form
   1,648,196/3,422,712 = 3,422,712/x
3. Step 3: Cross multiply
   1,648,196x = 3,422,712 × 3,422,712
4. Step 4: Simplify right side
   1,648,196x = 11,714,957,434,944
5. Step 5: Solve for x
   x = 11,714,957,434,944/1,648,196
6. Step 6: Final answer
   x = 7,107,745.34