Finding the Fourth Proportional to 131.16, 196.74 and 59.00

Step by Step Solution

1. Step 1: Write the proportion equation
   131.16 : 196.74 = 59.00 : x
2. Step 2: Convert to fraction form
   131.16/196.74 = 59.00/x
3. Step 3: Cross multiply
   131.16x = 196.74 × 59.00
4. Step 4: Simplify right side
   131.16x = 11,608.15
5. Step 5: Solve for x
   x = 11,608.15/131.16
6. Step 6: Final answer
   x = 88.50