Finding the Fourth Proportional to 67,081.37, 100,625.49 and 17,161.89

Step by Step Solution

1. Step 1: Write the proportion equation
   67,081.37 : 100,625.49 = 17,161.89 : x
2. Step 2: Convert to fraction form
   67,081.37/100,625.49 = 17,161.89/x
3. Step 3: Cross multiply
   67,081.37x = 100,625.49 × 17,161.89
4. Step 4: Simplify right side
   67,081.37x = 1,726,923,590.58
5. Step 5: Solve for x
   x = 1,726,923,590.58/67,081.37
6. Step 6: Final answer
   x = 25,743.72