Finding the Fourth Proportional to 196.30, 294.38 and 59.31

Step by Step Solution

1. Step 1: Write the proportion equation
   196.30 : 294.38 = 59.31 : x
2. Step 2: Convert to fraction form
   196.30/294.38 = 59.31/x
3. Step 3: Cross multiply
   196.30x = 294.38 × 59.31
4. Step 4: Simplify right side
   196.30x = 17,459.38
5. Step 5: Solve for x
   x = 17,459.38/196.30
6. Step 6: Final answer
   x = 88.94