Finding the Third Proportional to 143,618 and 227,308

Step by Step Solution

1. Step 1: Write the proportion equation
   143,618 : 227,308 = 227,308 : x
2. Step 2: Convert to fraction form
   143,618/227,308 = 227,308/x
3. Step 3: Cross multiply
   143,618x = 227,308 × 227,308
4. Step 4: Simplify right side
   143,618x = 51,668,926,864
5. Step 5: Solve for x
   x = 51,668,926,864/143,618
6. Step 6: Final answer
   x = 359,766.37