Finding the Fourth Proportional to 10,479.08, 14,462.82 and 6,288.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,479.08 : 14,462.82 = 6,288.20 : x
2. Step 2: Convert to fraction form
   10,479.08/14,462.82 = 6,288.20/x
3. Step 3: Cross multiply
   10,479.08x = 14,462.82 × 6,288.20
4. Step 4: Simplify right side
   10,479.08x = 90,945,104.72
5. Step 5: Solve for x
   x = 90,945,104.72/10,479.08
6. Step 6: Final answer
   x = 8,678.73