Finding the Fourth Proportional to 10,221, 14,104.92 and 5,744.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,221 : 14,104.92 = 5,744.76 : x
2. Step 2: Convert to fraction form
   10,221/14,104.92 = 5,744.76/x
3. Step 3: Cross multiply
   10,221x = 14,104.92 × 5,744.76
4. Step 4: Simplify right side
   10,221x = 81,029,380.22
5. Step 5: Solve for x
   x = 81,029,380.22/10,221
6. Step 6: Final answer
   x = 7,927.74