Finding the Fourth Proportional to 152.42, 228.42 and 94.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152.42 : 228.42 = 94.50 : x
2. Step 2: Convert to fraction form
   152.42/228.42 = 94.50/x
3. Step 3: Cross multiply
   152.42x = 228.42 × 94.50
4. Step 4: Simplify right side
   152.42x = 21,585.69
5. Step 5: Solve for x
   x = 21,585.69/152.42
6. Step 6: Final answer
   x = 141.62