Finding the Fourth Proportional to 10,423.27, 14,384.13 and 5,707.85

Step by Step Solution

1. Step 1: Write the proportion equation
   10,423.27 : 14,384.13 = 5,707.85 : x
2. Step 2: Convert to fraction form
   10,423.27/14,384.13 = 5,707.85/x
3. Step 3: Cross multiply
   10,423.27x = 14,384.13 × 5,707.85
4. Step 4: Simplify right side
   10,423.27x = 82,102,456.42
5. Step 5: Solve for x
   x = 82,102,456.42/10,423.27
6. Step 6: Final answer
   x = 7,876.84