Finding the Fourth Proportional to 12,096.96, 16,685.28 and 11,105.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,096.96 : 16,685.28 = 11,105.52 : x
2. Step 2: Convert to fraction form
   12,096.96/16,685.28 = 11,105.52/x
3. Step 3: Cross multiply
   12,096.96x = 16,685.28 × 11,105.52
4. Step 4: Simplify right side
   12,096.96x = 185,298,710.75
5. Step 5: Solve for x
   x = 185,298,710.75/12,096.96
6. Step 6: Final answer
   x = 15,317.79