Finding the Fourth Proportional to 10,819.29, 14,930.89 and 6,103.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,819.29 : 14,930.89 = 6,103.88 : x
2. Step 2: Convert to fraction form
   10,819.29/14,930.89 = 6,103.88/x
3. Step 3: Cross multiply
   10,819.29x = 14,930.89 × 6,103.88
4. Step 4: Simplify right side
   10,819.29x = 91,136,270.94
5. Step 5: Solve for x
   x = 91,136,270.94/10,819.29
6. Step 6: Final answer
   x = 8,423.50