Finding the Fourth Proportional to 9,792.96, 13,514.34 and 5,316.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,792.96 : 13,514.34 = 5,316.72 : x
2. Step 2: Convert to fraction form
   9,792.96/13,514.34 = 5,316.72/x
3. Step 3: Cross multiply
   9,792.96x = 13,514.34 × 5,316.72
4. Step 4: Simplify right side
   9,792.96x = 71,851,961.76
5. Step 5: Solve for x
   x = 71,851,961.76/9,792.96
6. Step 6: Final answer
   x = 7,337.10