Finding the Fourth Proportional to 9,792.22, 13,513.28 and 5,315.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,792.22 : 13,513.28 = 5,315.98 : x
2. Step 2: Convert to fraction form
   9,792.22/13,513.28 = 5,315.98/x
3. Step 3: Cross multiply
   9,792.22x = 13,513.28 × 5,315.98
4. Step 4: Simplify right side
   9,792.22x = 71,836,321.09
5. Step 5: Solve for x
   x = 71,836,321.09/9,792.22
6. Step 6: Final answer
   x = 7,336.06