Finding the Fourth Proportional to 117.98, 176.86 and 59.37

Step by Step Solution

1. Step 1: Write the proportion equation
   117.98 : 176.86 = 59.37 : x
2. Step 2: Convert to fraction form
   117.98/176.86 = 59.37/x
3. Step 3: Cross multiply
   117.98x = 176.86 × 59.37
4. Step 4: Simplify right side
   117.98x = 10,500.09
5. Step 5: Solve for x
   x = 10,500.09/117.98
6. Step 6: Final answer
   x = 89.00