Finding the Fourth Proportional to 9,716.49, 13,408.97 and 5,736.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,716.49 : 13,408.97 = 5,736.15 : x
2. Step 2: Convert to fraction form
   9,716.49/13,408.97 = 5,736.15/x
3. Step 3: Cross multiply
   9,716.49x = 13,408.97 × 5,736.15
4. Step 4: Simplify right side
   9,716.49x = 76,915,834.58
5. Step 5: Solve for x
   x = 76,915,834.58/9,716.49
6. Step 6: Final answer
   x = 7,916.01