Finding the Fourth Proportional to 9,792.24, 13,513.25 and 5,315.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,792.24 : 13,513.25 = 5,315.96 : x
2. Step 2: Convert to fraction form
   9,792.24/13,513.25 = 5,315.96/x
3. Step 3: Cross multiply
   9,792.24x = 13,513.25 × 5,315.96
4. Step 4: Simplify right side
   9,792.24x = 71,835,802.32
5. Step 5: Solve for x
   x = 71,835,802.32/9,792.24
6. Step 6: Final answer
   x = 7,335.99