Finding the Fourth Proportional to 59.53, 88.72 and 58.42

Step by Step Solution

1. Step 1: Write the proportion equation
   59.53 : 88.72 = 58.42 : x
2. Step 2: Convert to fraction form
   59.53/88.72 = 58.42/x
3. Step 3: Cross multiply
   59.53x = 88.72 × 58.42
4. Step 4: Simplify right side
   59.53x = 5,183.02
5. Step 5: Solve for x
   x = 5,183.02/59.53
6. Step 6: Final answer
   x = 87.07