Finding the Third Proportional to 1,646,212 and 3,471,758

Step by Step Solution

1. Step 1: Write the proportion equation
   1,646,212 : 3,471,758 = 3,471,758 : x
2. Step 2: Convert to fraction form
   1,646,212/3,471,758 = 3,471,758/x
3. Step 3: Cross multiply
   1,646,212x = 3,471,758 × 3,471,758
4. Step 4: Simplify right side
   1,646,212x = 12,053,103,610,564
5. Step 5: Solve for x
   x = 12,053,103,610,564/1,646,212
6. Step 6: Final answer
   x = 7,321,720.17