Finding the Fourth Proportional to 228.02, 314.69 and 134.82

Step by Step Solution

1. Step 1: Write the proportion equation
   228.02 : 314.69 = 134.82 : x
2. Step 2: Convert to fraction form
   228.02/314.69 = 134.82/x
3. Step 3: Cross multiply
   228.02x = 314.69 × 134.82
4. Step 4: Simplify right side
   228.02x = 42,426.72
5. Step 5: Solve for x
   x = 42,426.72/228.02
6. Step 6: Final answer
   x = 186.06