Finding the Fourth Proportional to 67.25, 100.73 and 55.94

Step by Step Solution

1. Step 1: Write the proportion equation
   67.25 : 100.73 = 55.94 : x
2. Step 2: Convert to fraction form
   67.25/100.73 = 55.94/x
3. Step 3: Cross multiply
   67.25x = 100.73 × 55.94
4. Step 4: Simplify right side
   67.25x = 5,634.05
5. Step 5: Solve for x
   x = 5,634.05/67.25
6. Step 6: Final answer
   x = 83.78