Finding the Fourth Proportional to 73.10, 109.42 and 50.27

Step by Step Solution

1. Step 1: Write the proportion equation
   73.10 : 109.42 = 50.27 : x
2. Step 2: Convert to fraction form
   73.10/109.42 = 50.27/x
3. Step 3: Cross multiply
   73.10x = 109.42 × 50.27
4. Step 4: Simplify right side
   73.10x = 5,499.87
5. Step 5: Solve for x
   x = 5,499.87/73.10
6. Step 6: Final answer
   x = 75.24