Finding the Fourth Proportional to 96.73, 144.82 and 72.25

Step by Step Solution

1. Step 1: Write the proportion equation
   96.73 : 144.82 = 72.25 : x
2. Step 2: Convert to fraction form
   96.73/144.82 = 72.25/x
3. Step 3: Cross multiply
   96.73x = 144.82 × 72.25
4. Step 4: Simplify right side
   96.73x = 10,463.25
5. Step 5: Solve for x
   x = 10,463.25/96.73
6. Step 6: Final answer
   x = 108.17