Finding the Fourth Proportional to 94.18, 141.15 and 40.02

Step by Step Solution

1. Step 1: Write the proportion equation
   94.18 : 141.15 = 40.02 : x
2. Step 2: Convert to fraction form
   94.18/141.15 = 40.02/x
3. Step 3: Cross multiply
   94.18x = 141.15 × 40.02
4. Step 4: Simplify right side
   94.18x = 5,648.82
5. Step 5: Solve for x
   x = 5,648.82/94.18
6. Step 6: Final answer
   x = 59.98