Finding the Third Proportional to 43.50 and 72.44

Step by Step Solution

1. Step 1: Write the proportion equation
   43.50 : 72.44 = 72.44 : x
2. Step 2: Convert to fraction form
   43.50/72.44 = 72.44/x
3. Step 3: Cross multiply
   43.50x = 72.44 × 72.44
4. Step 4: Simplify right side
   43.50x = 5,247.19
5. Step 5: Solve for x
   x = 5,247.19/43.50
6. Step 6: Final answer
   x = 120.63