Finding the Fourth Proportional to 105.30, 157.98 and 36.82

Step by Step Solution

1. Step 1: Write the proportion equation
   105.30 : 157.98 = 36.82 : x
2. Step 2: Convert to fraction form
   105.30/157.98 = 36.82/x
3. Step 3: Cross multiply
   105.30x = 157.98 × 36.82
4. Step 4: Simplify right side
   105.30x = 5,816.82
5. Step 5: Solve for x
   x = 5,816.82/105.30
6. Step 6: Final answer
   x = 55.24