Finding the Fourth Proportional to 59.88, 89.82 and 17.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59.88 : 89.82 = 17.12 : x
2. Step 2: Convert to fraction form
   59.88/89.82 = 17.12/x
3. Step 3: Cross multiply
   59.88x = 89.82 × 17.12
4. Step 4: Simplify right side
   59.88x = 1,537.72
5. Step 5: Solve for x
   x = 1,537.72/59.88
6. Step 6: Final answer
   x = 25.68