Finding the Fourth Proportional to 116.58, 160.89 and 67.47

Step by Step Solution

1. Step 1: Write the proportion equation
   116.58 : 160.89 = 67.47 : x
2. Step 2: Convert to fraction form
   116.58/160.89 = 67.47/x
3. Step 3: Cross multiply
   116.58x = 160.89 × 67.47
4. Step 4: Simplify right side
   116.58x = 10,855.25
5. Step 5: Solve for x
   x = 10,855.25/116.58
6. Step 6: Final answer
   x = 93.11