Finding the Fourth Proportional to 99.14, 136.82 and 59.83

Step by Step Solution

1. Step 1: Write the proportion equation
   99.14 : 136.82 = 59.83 : x
2. Step 2: Convert to fraction form
   99.14/136.82 = 59.83/x
3. Step 3: Cross multiply
   99.14x = 136.82 × 59.83
4. Step 4: Simplify right side
   99.14x = 8,185.94
5. Step 5: Solve for x
   x = 8,185.94/99.14
6. Step 6: Final answer
   x = 82.57