Finding the Third Proportional to 144.94 and 223.22

Step by Step Solution

1. Step 1: Write the proportion equation
   144.94 : 223.22 = 223.22 : x
2. Step 2: Convert to fraction form
   144.94/223.22 = 223.22/x
3. Step 3: Cross multiply
   144.94x = 223.22 × 223.22
4. Step 4: Simplify right side
   144.94x = 49,826.61
5. Step 5: Solve for x
   x = 49,826.61/144.94
6. Step 6: Final answer
   x = 343.78