Finding the Fourth Proportional to 9,715.96, 13,404.56 and 5,735.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,715.96 : 13,404.56 = 5,735.08 : x
2. Step 2: Convert to fraction form
   9,715.96/13,404.56 = 5,735.08/x
3. Step 3: Cross multiply
   9,715.96x = 13,404.56 × 5,735.08
4. Step 4: Simplify right side
   9,715.96x = 76,876,223.96
5. Step 5: Solve for x
   x = 76,876,223.96/9,715.96
6. Step 6: Final answer
   x = 7,912.37