Finding the Third Proportional to 111.75 and 244.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111.75 : 244.50 = 244.50 : x
2. Step 2: Convert to fraction form
   111.75/244.50 = 244.50/x
3. Step 3: Cross multiply
   111.75x = 244.50 × 244.50
4. Step 4: Simplify right side
   111.75x = 59,780.25
5. Step 5: Solve for x
   x = 59,780.25/111.75
6. Step 6: Final answer
   x = 534.95