Finding the Fourth Proportional to 67.88, 101.83 and 49.59

Step by Step Solution

1. Step 1: Write the proportion equation
   67.88 : 101.83 = 49.59 : x
2. Step 2: Convert to fraction form
   67.88/101.83 = 49.59/x
3. Step 3: Cross multiply
   67.88x = 101.83 × 49.59
4. Step 4: Simplify right side
   67.88x = 5,049.75
5. Step 5: Solve for x
   x = 5,049.75/67.88
6. Step 6: Final answer
   x = 74.39