Finding the Third Proportional to 37,618 and 80,066

Step by Step Solution

1. Step 1: Write the proportion equation
   37,618 : 80,066 = 80,066 : x
2. Step 2: Convert to fraction form
   37,618/80,066 = 80,066/x
3. Step 3: Cross multiply
   37,618x = 80,066 × 80,066
4. Step 4: Simplify right side
   37,618x = 6,410,564,356
5. Step 5: Solve for x
   x = 6,410,564,356/37,618
6. Step 6: Final answer
   x = 170,412.15