Finding the Fourth Proportional to 116.34, 160.59 and 79.69

Step by Step Solution

1. Step 1: Write the proportion equation
   116.34 : 160.59 = 79.69 : x
2. Step 2: Convert to fraction form
   116.34/160.59 = 79.69/x
3. Step 3: Cross multiply
   116.34x = 160.59 × 79.69
4. Step 4: Simplify right side
   116.34x = 12,797.42
5. Step 5: Solve for x
   x = 12,797.42/116.34
6. Step 6: Final answer
   x = 110.00