Finding the Fourth Proportional to 89.50, 134.43 and 59.08

Step by Step Solution

1. Step 1: Write the proportion equation
   89.50 : 134.43 = 59.08 : x
2. Step 2: Convert to fraction form
   89.50/134.43 = 59.08/x
3. Step 3: Cross multiply
   89.50x = 134.43 × 59.08
4. Step 4: Simplify right side
   89.50x = 7,942.12
5. Step 5: Solve for x
   x = 7,942.12/89.50
6. Step 6: Final answer
   x = 88.74