Finding the Fourth Proportional to 10,624.72, 14,662.92 and 5,909.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,624.72 : 14,662.92 = 5,909.08 : x
2. Step 2: Convert to fraction form
   10,624.72/14,662.92 = 5,909.08/x
3. Step 3: Cross multiply
   10,624.72x = 14,662.92 × 5,909.08
4. Step 4: Simplify right side
   10,624.72x = 86,644,367.31
5. Step 5: Solve for x
   x = 86,644,367.31/10,624.72
6. Step 6: Final answer
   x = 8,154.98