Finding the Fourth Proportional to 82.42, 123.52 and 36.73

Step by Step Solution

1. Step 1: Write the proportion equation
   82.42 : 123.52 = 36.73 : x
2. Step 2: Convert to fraction form
   82.42/123.52 = 36.73/x
3. Step 3: Cross multiply
   82.42x = 123.52 × 36.73
4. Step 4: Simplify right side
   82.42x = 4,536.89
5. Step 5: Solve for x
   x = 4,536.89/82.42
6. Step 6: Final answer
   x = 55.05