Finding the Fourth Proportional to 96.48, 144.52 and 89.82

Step by Step Solution

1. Step 1: Write the proportion equation
   96.48 : 144.52 = 89.82 : x
2. Step 2: Convert to fraction form
   96.48/144.52 = 89.82/x
3. Step 3: Cross multiply
   96.48x = 144.52 × 89.82
4. Step 4: Simplify right side
   96.48x = 12,980.56
5. Step 5: Solve for x
   x = 12,980.56/96.48
6. Step 6: Final answer
   x = 134.54