Finding the Fourth Proportional to 12,096.96, 18,151.20 and 5,435.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,096.96 : 18,151.20 = 5,435.52 : x
2. Step 2: Convert to fraction form
   12,096.96/18,151.20 = 5,435.52/x
3. Step 3: Cross multiply
   12,096.96x = 18,151.20 × 5,435.52
4. Step 4: Simplify right side
   12,096.96x = 98,661,210.62
5. Step 5: Solve for x
   x = 98,661,210.62/12,096.96
6. Step 6: Final answer
   x = 8,155.87