Finding the Fourth Proportional to 114.50, 158.00 and 67.86

Step by Step Solution

1. Step 1: Write the proportion equation
   114.50 : 158.00 = 67.86 : x
2. Step 2: Convert to fraction form
   114.50/158.00 = 67.86/x
3. Step 3: Cross multiply
   114.50x = 158.00 × 67.86
4. Step 4: Simplify right side
   114.50x = 10,721.54
5. Step 5: Solve for x
   x = 10,721.54/114.50
6. Step 6: Final answer
   x = 93.64