Finding the Fourth Proportional to 141.88, 212.82 and 50.59

Step by Step Solution

1. Step 1: Write the proportion equation
   141.88 : 212.82 = 50.59 : x
2. Step 2: Convert to fraction form
   141.88/212.82 = 50.59/x
3. Step 3: Cross multiply
   141.88x = 212.82 × 50.59
4. Step 4: Simplify right side
   141.88x = 10,766.56
5. Step 5: Solve for x
   x = 10,766.56/141.88
6. Step 6: Final answer
   x = 75.89