Finding the Third Proportional to 1,220,732 and 2,651,618

Step by Step Solution

1. Step 1: Write the proportion equation
   1,220,732 : 2,651,618 = 2,651,618 : x
2. Step 2: Convert to fraction form
   1,220,732/2,651,618 = 2,651,618/x
3. Step 3: Cross multiply
   1,220,732x = 2,651,618 × 2,651,618
4. Step 4: Simplify right side
   1,220,732x = 7,031,078,017,924
5. Step 5: Solve for x
   x = 7,031,078,017,924/1,220,732
6. Step 6: Final answer
   x = 5,759,722.87