Finding the Fourth Proportional to 94.05, 141.06 and 71.51

Step by Step Solution

1. Step 1: Write the proportion equation
   94.05 : 141.06 = 71.51 : x
2. Step 2: Convert to fraction form
   94.05/141.06 = 71.51/x
3. Step 3: Cross multiply
   94.05x = 141.06 × 71.51
4. Step 4: Simplify right side
   94.05x = 10,086.50
5. Step 5: Solve for x
   x = 10,086.50/94.05
6. Step 6: Final answer
   x = 107.25