Finding the Fourth Proportional to 96.37, 144.06 and 73.42

Step by Step Solution

1. Step 1: Write the proportion equation
   96.37 : 144.06 = 73.42 : x
2. Step 2: Convert to fraction form
   96.37/144.06 = 73.42/x
3. Step 3: Cross multiply
   96.37x = 144.06 × 73.42
4. Step 4: Simplify right side
   96.37x = 10,576.89
5. Step 5: Solve for x
   x = 10,576.89/96.37
6. Step 6: Final answer
   x = 109.75