Finding the Fourth Proportional to 94.68, 142.52 and 72.14

Step by Step Solution

1. Step 1: Write the proportion equation
   94.68 : 142.52 = 72.14 : x
2. Step 2: Convert to fraction form
   94.68/142.52 = 72.14/x
3. Step 3: Cross multiply
   94.68x = 142.52 × 72.14
4. Step 4: Simplify right side
   94.68x = 10,280.32
5. Step 5: Solve for x
   x = 10,280.32/94.68
6. Step 6: Final answer
   x = 108.58