Finding the Fourth Proportional to 93.67, 140.52 and 42.36

Step by Step Solution

1. Step 1: Write the proportion equation
   93.67 : 140.52 = 42.36 : x
2. Step 2: Convert to fraction form
   93.67/140.52 = 42.36/x
3. Step 3: Cross multiply
   93.67x = 140.52 × 42.36
4. Step 4: Simplify right side
   93.67x = 5,951.82
5. Step 5: Solve for x
   x = 5,951.82/93.67
6. Step 6: Final answer
   x = 63.54