Finding the Fourth Proportional to 10,423.82, 14,380.83 and 6,386.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,423.82 : 14,380.83 = 6,386.96 : x
2. Step 2: Convert to fraction form
   10,423.82/14,380.83 = 6,386.96/x
3. Step 3: Cross multiply
   10,423.82x = 14,380.83 × 6,386.96
4. Step 4: Simplify right side
   10,423.82x = 91,849,785.98
5. Step 5: Solve for x
   x = 91,849,785.98/10,423.82
6. Step 6: Final answer
   x = 8,811.53