Finding the Fourth Proportional to 10,626.72, 14,665.68 and 5,911.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,626.72 : 14,665.68 = 5,911.08 : x
2. Step 2: Convert to fraction form
   10,626.72/14,665.68 = 5,911.08/x
3. Step 3: Cross multiply
   10,626.72x = 14,665.68 × 5,911.08
4. Step 4: Simplify right side
   10,626.72x = 86,690,007.73
5. Step 5: Solve for x
   x = 86,690,007.73/10,626.72
6. Step 6: Final answer
   x = 8,157.74