Finding the Third Proportional to 70,774 and 108,618

Step by Step Solution

1. Step 1: Write the proportion equation
   70,774 : 108,618 = 108,618 : x
2. Step 2: Convert to fraction form
   70,774/108,618 = 108,618/x
3. Step 3: Cross multiply
   70,774x = 108,618 × 108,618
4. Step 4: Simplify right side
   70,774x = 11,797,869,924
5. Step 5: Solve for x
   x = 11,797,869,924/70,774
6. Step 6: Final answer
   x = 166,697.80