Finding the Fourth Proportional to 89.82, 134.37 and 59.22

Step by Step Solution

1. Step 1: Write the proportion equation
   89.82 : 134.37 = 59.22 : x
2. Step 2: Convert to fraction form
   89.82/134.37 = 59.22/x
3. Step 3: Cross multiply
   89.82x = 134.37 × 59.22
4. Step 4: Simplify right side
   89.82x = 7,957.39
5. Step 5: Solve for x
   x = 7,957.39/89.82
6. Step 6: Final answer
   x = 88.59