Finding the Fourth Proportional to 104.81, 144.52 and 73.83

Step by Step Solution

1. Step 1: Write the proportion equation
   104.81 : 144.52 = 73.83 : x
2. Step 2: Convert to fraction form
   104.81/144.52 = 73.83/x
3. Step 3: Cross multiply
   104.81x = 144.52 × 73.83
4. Step 4: Simplify right side
   104.81x = 10,669.73
5. Step 5: Solve for x
   x = 10,669.73/104.81
6. Step 6: Final answer
   x = 101.80