Finding the Fourth Proportional to 43.48, 65.37 and 42.33

Step by Step Solution

1. Step 1: Write the proportion equation
   43.48 : 65.37 = 42.33 : x
2. Step 2: Convert to fraction form
   43.48/65.37 = 42.33/x
3. Step 3: Cross multiply
   43.48x = 65.37 × 42.33
4. Step 4: Simplify right side
   43.48x = 2,766.91
5. Step 5: Solve for x
   x = 2,766.91/43.48
6. Step 6: Final answer
   x = 63.63