Finding the Fourth Proportional to 91.59, 137.39 and 33.83

Step by Step Solution

1. Step 1: Write the proportion equation
   91.59 : 137.39 = 33.83 : x
2. Step 2: Convert to fraction form
   91.59/137.39 = 33.83/x
3. Step 3: Cross multiply
   91.59x = 137.39 × 33.83
4. Step 4: Simplify right side
   91.59x = 4,647.90
5. Step 5: Solve for x
   x = 4,647.90/91.59
6. Step 6: Final answer
   x = 50.75