Finding the Third Proportional to 20,427.75 and 27,723.38

Step by Step Solution

1. Step 1: Write the proportion equation
   20,427.75 : 27,723.38 = 27,723.38 : x
2. Step 2: Convert to fraction form
   20,427.75/27,723.38 = 27,723.38/x
3. Step 3: Cross multiply
   20,427.75x = 27,723.38 × 27,723.38
4. Step 4: Simplify right side
   20,427.75x = 768,585,521.39
5. Step 5: Solve for x
   x = 768,585,521.39/20,427.75
6. Step 6: Final answer
   x = 37,624.58