Finding the Fourth Proportional to 30,388.42, 41,934.27 and 16,958.62

Step by Step Solution

1. Step 1: Write the proportion equation
   30,388.42 : 41,934.27 = 16,958.62 : x
2. Step 2: Convert to fraction form
   30,388.42/41,934.27 = 16,958.62/x
3. Step 3: Cross multiply
   30,388.42x = 41,934.27 × 16,958.62
4. Step 4: Simplify right side
   30,388.42x = 711,147,349.91
5. Step 5: Solve for x
   x = 711,147,349.91/30,388.42
6. Step 6: Final answer
   x = 23,401.92