Finding the Third Proportional to 98.24 and 144.52

Step by Step Solution

1. Step 1: Write the proportion equation
   98.24 : 144.52 = 144.52 : x
2. Step 2: Convert to fraction form
   98.24/144.52 = 144.52/x
3. Step 3: Cross multiply
   98.24x = 144.52 × 144.52
4. Step 4: Simplify right side
   98.24x = 20,885.61
5. Step 5: Solve for x
   x = 20,885.61/98.24
6. Step 6: Final answer
   x = 212.59