Finding the Fourth Proportional to 67.25, 100.42 and 59.96

Step by Step Solution

1. Step 1: Write the proportion equation
   67.25 : 100.42 = 59.96 : x
2. Step 2: Convert to fraction form
   67.25/100.42 = 59.96/x
3. Step 3: Cross multiply
   67.25x = 100.42 × 59.96
4. Step 4: Simplify right side
   67.25x = 6,021.28
5. Step 5: Solve for x
   x = 6,021.28/67.25
6. Step 6: Final answer
   x = 89.53