Finding the Fourth Proportional to 59.50, 82.18 and 54.37

Step by Step Solution

1. Step 1: Write the proportion equation
   59.50 : 82.18 = 54.37 : x
2. Step 2: Convert to fraction form
   59.50/82.18 = 54.37/x
3. Step 3: Cross multiply
   59.50x = 82.18 × 54.37
4. Step 4: Simplify right side
   59.50x = 4,467.72
5. Step 5: Solve for x
   x = 4,467.72/59.50
6. Step 6: Final answer
   x = 75.09