Finding the Fourth Proportional to 105.98, 146.16 and 73.24

Step by Step Solution

1. Step 1: Write the proportion equation
   105.98 : 146.16 = 73.24 : x
2. Step 2: Convert to fraction form
   105.98/146.16 = 73.24/x
3. Step 3: Cross multiply
   105.98x = 146.16 × 73.24
4. Step 4: Simplify right side
   105.98x = 10,704.76
5. Step 5: Solve for x
   x = 10,704.76/105.98
6. Step 6: Final answer
   x = 101.01