Finding the Fourth Proportional to 9,288.03, 12,816.72 and 5,096.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,288.03 : 12,816.72 = 5,096.28 : x
2. Step 2: Convert to fraction form
   9,288.03/12,816.72 = 5,096.28/x
3. Step 3: Cross multiply
   9,288.03x = 12,816.72 × 5,096.28
4. Step 4: Simplify right side
   9,288.03x = 65,317,593.80
5. Step 5: Solve for x
   x = 65,317,593.80/9,288.03
6. Step 6: Final answer
   x = 7,032.45