Finding the Fourth Proportional to 89.94, 134.91 and 41.79

Step by Step Solution

1. Step 1: Write the proportion equation
   89.94 : 134.91 = 41.79 : x
2. Step 2: Convert to fraction form
   89.94/134.91 = 41.79/x
3. Step 3: Cross multiply
   89.94x = 134.91 × 41.79
4. Step 4: Simplify right side
   89.94x = 5,637.89
5. Step 5: Solve for x
   x = 5,637.89/89.94
6. Step 6: Final answer
   x = 62.69