Finding the Fourth Proportional to 16,930.15, 25,292.27 and 10,958.39

Step by Step Solution

1. Step 1: Write the proportion equation
   16,930.15 : 25,292.27 = 10,958.39 : x
2. Step 2: Convert to fraction form
   16,930.15/25,292.27 = 10,958.39/x
3. Step 3: Cross multiply
   16,930.15x = 25,292.27 × 10,958.39
4. Step 4: Simplify right side
   16,930.15x = 277,162,377.39
5. Step 5: Solve for x
   x = 277,162,377.39/16,930.15
6. Step 6: Final answer
   x = 16,370.94