Finding the Fourth Proportional to 116.49, 160.72 and 67.36

Step by Step Solution

1. Step 1: Write the proportion equation
   116.49 : 160.72 = 67.36 : x
2. Step 2: Convert to fraction form
   116.49/160.72 = 67.36/x
3. Step 3: Cross multiply
   116.49x = 160.72 × 67.36
4. Step 4: Simplify right side
   116.49x = 10,825.30
5. Step 5: Solve for x
   x = 10,825.30/116.49
6. Step 6: Final answer
   x = 92.93