Finding the Third Proportional to 36,618 and 54,801

Step by Step Solution

1. Step 1: Write the proportion equation
   36,618 : 54,801 = 54,801 : x
2. Step 2: Convert to fraction form
   36,618/54,801 = 54,801/x
3. Step 3: Cross multiply
   36,618x = 54,801 × 54,801
4. Step 4: Simplify right side
   36,618x = 3,003,149,601
5. Step 5: Solve for x
   x = 3,003,149,601/36,618
6. Step 6: Final answer
   x = 82,012.93