Finding the Third Proportional to 510,308 and 1,098,618

Step by Step Solution

1. Step 1: Write the proportion equation
   510,308 : 1,098,618 = 1,098,618 : x
2. Step 2: Convert to fraction form
   510,308/1,098,618 = 1,098,618/x
3. Step 3: Cross multiply
   510,308x = 1,098,618 × 1,098,618
4. Step 4: Simplify right side
   510,308x = 1,206,961,509,924
5. Step 5: Solve for x
   x = 1,206,961,509,924/510,308
6. Step 6: Final answer
   x = 2,365,162.82