Finding the Third Proportional to 108.21 and 244.27

Step by Step Solution

1. Step 1: Write the proportion equation
   108.21 : 244.27 = 244.27 : x
2. Step 2: Convert to fraction form
   108.21/244.27 = 244.27/x
3. Step 3: Cross multiply
   108.21x = 244.27 × 244.27
4. Step 4: Simplify right side
   108.21x = 59,665.70
5. Step 5: Solve for x
   x = 59,665.70/108.21
6. Step 6: Final answer
   x = 551.38