Finding the Third Proportional to 105,908 and 155,618

Step by Step Solution

1. Step 1: Write the proportion equation
   105,908 : 155,618 = 155,618 : x
2. Step 2: Convert to fraction form
   105,908/155,618 = 155,618/x
3. Step 3: Cross multiply
   105,908x = 155,618 × 155,618
4. Step 4: Simplify right side
   105,908x = 24,216,961,924
5. Step 5: Solve for x
   x = 24,216,961,924/105,908
6. Step 6: Final answer
   x = 228,660.36