Finding the Fourth Proportional to 18,096.96, 27,144.16 and 5,616.69

Step by Step Solution

1. Step 1: Write the proportion equation
   18,096.96 : 27,144.16 = 5,616.69 : x
2. Step 2: Convert to fraction form
   18,096.96/27,144.16 = 5,616.69/x
3. Step 3: Cross multiply
   18,096.96x = 27,144.16 × 5,616.69
4. Step 4: Simplify right side
   18,096.96x = 152,460,168.23
5. Step 5: Solve for x
   x = 152,460,168.23/18,096.96
6. Step 6: Final answer
   x = 8,424.63