Finding the Fourth Proportional to 9,721.82, 13,414.41 and 5,744.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,721.82 : 13,414.41 = 5,744.18 : x
2. Step 2: Convert to fraction form
   9,721.82/13,414.41 = 5,744.18/x
3. Step 3: Cross multiply
   9,721.82x = 13,414.41 × 5,744.18
4. Step 4: Simplify right side
   9,721.82x = 77,054,819.17
5. Step 5: Solve for x
   x = 77,054,819.17/9,721.82
6. Step 6: Final answer
   x = 7,925.96