Finding the Fourth Proportional to 151.82, 227.69 and 65.15

Step by Step Solution

1. Step 1: Write the proportion equation
   151.82 : 227.69 = 65.15 : x
2. Step 2: Convert to fraction form
   151.82/227.69 = 65.15/x
3. Step 3: Cross multiply
   151.82x = 227.69 × 65.15
4. Step 4: Simplify right side
   151.82x = 14,834.00
5. Step 5: Solve for x
   x = 14,834.00/151.82
6. Step 6: Final answer
   x = 97.71