Finding the Fourth Proportional to 89.53, 134.30 and 43.82

Step by Step Solution

1. Step 1: Write the proportion equation
   89.53 : 134.30 = 43.82 : x
2. Step 2: Convert to fraction form
   89.53/134.30 = 43.82/x
3. Step 3: Cross multiply
   89.53x = 134.30 × 43.82
4. Step 4: Simplify right side
   89.53x = 5,885.03
5. Step 5: Solve for x
   x = 5,885.03/89.53
6. Step 6: Final answer
   x = 65.73