Finding the Fourth Proportional to 10,919.69, 15,069.18 and 5,951.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,919.69 : 15,069.18 = 5,951.69 : x
2. Step 2: Convert to fraction form
   10,919.69/15,069.18 = 5,951.69/x
3. Step 3: Cross multiply
   10,919.69x = 15,069.18 × 5,951.69
4. Step 4: Simplify right side
   10,919.69x = 89,687,087.91
5. Step 5: Solve for x
   x = 89,687,087.91/10,919.69
6. Step 6: Final answer
   x = 8,213.34