Finding the Fourth Proportional to 59.12, 88.56 and 31.98

Step by Step Solution

1. Step 1: Write the proportion equation
   59.12 : 88.56 = 31.98 : x
2. Step 2: Convert to fraction form
   59.12/88.56 = 31.98/x
3. Step 3: Cross multiply
   59.12x = 88.56 × 31.98
4. Step 4: Simplify right side
   59.12x = 2,832.15
5. Step 5: Solve for x
   x = 2,832.15/59.12
6. Step 6: Final answer
   x = 47.91