Finding the Fourth Proportional to 9,792.42, 13,513.68 and 5,316.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,792.42 : 13,513.68 = 5,316.18 : x
2. Step 2: Convert to fraction form
   9,792.42/13,513.68 = 5,316.18/x
3. Step 3: Cross multiply
   9,792.42x = 13,513.68 × 5,316.18
4. Step 4: Simplify right side
   9,792.42x = 71,841,155.34
5. Step 5: Solve for x
   x = 71,841,155.34/9,792.42
6. Step 6: Final answer
   x = 7,336.40