Finding the Fourth Proportional to 10,221.09, 14,105.23 and 5,744.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,221.09 : 14,105.23 = 5,744.58 : x
2. Step 2: Convert to fraction form
   10,221.09/14,105.23 = 5,744.58/x
3. Step 3: Cross multiply
   10,221.09x = 14,105.23 × 5,744.58
4. Step 4: Simplify right side
   10,221.09x = 81,028,622.15
5. Step 5: Solve for x
   x = 81,028,622.15/10,221.09
6. Step 6: Final answer
   x = 7,927.59