Finding the Fourth Proportional to 131.83, 197.61 and 50.62

Step by Step Solution

1. Step 1: Write the proportion equation
   131.83 : 197.61 = 50.62 : x
2. Step 2: Convert to fraction form
   131.83/197.61 = 50.62/x
3. Step 3: Cross multiply
   131.83x = 197.61 × 50.62
4. Step 4: Simplify right side
   131.83x = 10,003.02
5. Step 5: Solve for x
   x = 10,003.02/131.83
6. Step 6: Final answer
   x = 75.88