Finding the Fourth Proportional to 105.69, 158.37 and 60.06

Step by Step Solution

1. Step 1: Write the proportion equation
   105.69 : 158.37 = 60.06 : x
2. Step 2: Convert to fraction form
   105.69/158.37 = 60.06/x
3. Step 3: Cross multiply
   105.69x = 158.37 × 60.06
4. Step 4: Simplify right side
   105.69x = 9,511.70
5. Step 5: Solve for x
   x = 9,511.70/105.69
6. Step 6: Final answer
   x = 90.00