Finding the Third Proportional to 143.94 and 227.78

Step by Step Solution

1. Step 1: Write the proportion equation
   143.94 : 227.78 = 227.78 : x
2. Step 2: Convert to fraction form
   143.94/227.78 = 227.78/x
3. Step 3: Cross multiply
   143.94x = 227.78 × 227.78
4. Step 4: Simplify right side
   143.94x = 51,884.30
5. Step 5: Solve for x
   x = 51,884.30/143.94
6. Step 6: Final answer
   x = 360.46