Finding the Fourth Proportional to 59.31, 88.96 and 15.98

Step by Step Solution

1. Step 1: Write the proportion equation
   59.31 : 88.96 = 15.98 : x
2. Step 2: Convert to fraction form
   59.31/88.96 = 15.98/x
3. Step 3: Cross multiply
   59.31x = 88.96 × 15.98
4. Step 4: Simplify right side
   59.31x = 1,421.58
5. Step 5: Solve for x
   x = 1,421.58/59.31
6. Step 6: Final answer
   x = 23.97