Finding the Third Proportional to 144.89 and 301.73

Step by Step Solution

1. Step 1: Write the proportion equation
   144.89 : 301.73 = 301.73 : x
2. Step 2: Convert to fraction form
   144.89/301.73 = 301.73/x
3. Step 3: Cross multiply
   144.89x = 301.73 × 301.73
4. Step 4: Simplify right side
   144.89x = 91,043.63
5. Step 5: Solve for x
   x = 91,043.63/144.89
6. Step 6: Final answer
   x = 628.36