Finding the Fourth Proportional to 141.82, 212.76 and 49.27

Step by Step Solution

1. Step 1: Write the proportion equation
   141.82 : 212.76 = 49.27 : x
2. Step 2: Convert to fraction form
   141.82/212.76 = 49.27/x
3. Step 3: Cross multiply
   141.82x = 212.76 × 49.27
4. Step 4: Simplify right side
   141.82x = 10,482.69
5. Step 5: Solve for x
   x = 10,482.69/141.82
6. Step 6: Final answer
   x = 73.92