Finding the Third Proportional to 1,617,066 and 3,281,649

Step by Step Solution

1. Step 1: Write the proportion equation
   1,617,066 : 3,281,649 = 3,281,649 : x
2. Step 2: Convert to fraction form
   1,617,066/3,281,649 = 3,281,649/x
3. Step 3: Cross multiply
   1,617,066x = 3,281,649 × 3,281,649
4. Step 4: Simplify right side
   1,617,066x = 10,769,220,159,201
5. Step 5: Solve for x
   x = 10,769,220,159,201/1,617,066
6. Step 6: Final answer
   x = 6,659,728.27