Finding the Fourth Proportional to 158.77, 238.17 and 50.59

Step by Step Solution

1. Step 1: Write the proportion equation
   158.77 : 238.17 = 50.59 : x
2. Step 2: Convert to fraction form
   158.77/238.17 = 50.59/x
3. Step 3: Cross multiply
   158.77x = 238.17 × 50.59
4. Step 4: Simplify right side
   158.77x = 12,047.83
5. Step 5: Solve for x
   x = 12,047.83/158.77
6. Step 6: Final answer
   x = 75.88