Finding the Fourth Proportional to 146.49, 219.69 and 59.82

Step by Step Solution

1. Step 1: Write the proportion equation
   146.49 : 219.69 = 59.82 : x
2. Step 2: Convert to fraction form
   146.49/219.69 = 59.82/x
3. Step 3: Cross multiply
   146.49x = 219.69 × 59.82
4. Step 4: Simplify right side
   146.49x = 13,141.86
5. Step 5: Solve for x
   x = 13,141.86/146.49
6. Step 6: Final answer
   x = 89.71