Finding the Fourth Proportional to 59.58, 88.89 and 53.49

Step by Step Solution

1. Step 1: Write the proportion equation
   59.58 : 88.89 = 53.49 : x
2. Step 2: Convert to fraction form
   59.58/88.89 = 53.49/x
3. Step 3: Cross multiply
   59.58x = 88.89 × 53.49
4. Step 4: Simplify right side
   59.58x = 4,754.73
5. Step 5: Solve for x
   x = 4,754.73/59.58
6. Step 6: Final answer
   x = 79.80