Finding the Fourth Proportional to 67.06, 92.42 and 61.25

Step by Step Solution

1. Step 1: Write the proportion equation
   67.06 : 92.42 = 61.25 : x
2. Step 2: Convert to fraction form
   67.06/92.42 = 61.25/x
3. Step 3: Cross multiply
   67.06x = 92.42 × 61.25
4. Step 4: Simplify right side
   67.06x = 5,660.42
5. Step 5: Solve for x
   x = 5,660.42/67.06
6. Step 6: Final answer
   x = 84.41