Finding the Third Proportional to 50,492 and 70,618

Step by Step Solution

1. Step 1: Write the proportion equation
   50,492 : 70,618 = 70,618 : x
2. Step 2: Convert to fraction form
   50,492/70,618 = 70,618/x
3. Step 3: Cross multiply
   50,492x = 70,618 × 70,618
4. Step 4: Simplify right side
   50,492x = 4,986,901,924
5. Step 5: Solve for x
   x = 4,986,901,924/50,492
6. Step 6: Final answer
   x = 98,766.18