Finding the Fourth Proportional to 196.18, 294.21 and 59.18

Step by Step Solution

1. Step 1: Write the proportion equation
   196.18 : 294.21 = 59.18 : x
2. Step 2: Convert to fraction form
   196.18/294.21 = 59.18/x
3. Step 3: Cross multiply
   196.18x = 294.21 × 59.18
4. Step 4: Simplify right side
   196.18x = 17,411.35
5. Step 5: Solve for x
   x = 17,411.35/196.18
6. Step 6: Final answer
   x = 88.75