Finding the Fourth Proportional to 10,099.72, 13,944.27 and 6,516.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,099.72 : 13,944.27 = 6,516.28 : x
2. Step 2: Convert to fraction form
   10,099.72/13,944.27 = 6,516.28/x
3. Step 3: Cross multiply
   10,099.72x = 13,944.27 × 6,516.28
4. Step 4: Simplify right side
   10,099.72x = 90,864,767.72
5. Step 5: Solve for x
   x = 90,864,767.72/10,099.72
6. Step 6: Final answer
   x = 8,996.76