Finding the Fourth Proportional to 12,494.86, 17,219.17 and 8,951.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,494.86 : 17,219.17 = 8,951.92 : x
2. Step 2: Convert to fraction form
   12,494.86/17,219.17 = 8,951.92/x
3. Step 3: Cross multiply
   12,494.86x = 17,219.17 × 8,951.92
4. Step 4: Simplify right side
   12,494.86x = 154,144,566.88
5. Step 5: Solve for x
   x = 154,144,566.88/12,494.86
6. Step 6: Final answer
   x = 12,336.64