Finding the Fourth Proportional to 30,171.69, 41,636.43 and 17,424.72

Step by Step Solution

1. Step 1: Write the proportion equation
   30,171.69 : 41,636.43 = 17,424.72 : x
2. Step 2: Convert to fraction form
   30,171.69/41,636.43 = 17,424.72/x
3. Step 3: Cross multiply
   30,171.69x = 41,636.43 × 17,424.72
4. Step 4: Simplify right side
   30,171.69x = 725,503,134.55
5. Step 5: Solve for x
   x = 725,503,134.55/30,171.69
6. Step 6: Final answer
   x = 24,045.82