Finding the Third Proportional to 144.56 and 240.94

Step by Step Solution

1. Step 1: Write the proportion equation
   144.56 : 240.94 = 240.94 : x
2. Step 2: Convert to fraction form
   144.56/240.94 = 240.94/x
3. Step 3: Cross multiply
   144.56x = 240.94 × 240.94
4. Step 4: Simplify right side
   144.56x = 58,050.88
5. Step 5: Solve for x
   x = 58,050.88/144.56
6. Step 6: Final answer
   x = 401.56