Finding the Fourth Proportional to 12,016.44, 16,590.48 and 10,755.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,016.44 : 16,590.48 = 10,755.30 : x
2. Step 2: Convert to fraction form
   12,016.44/16,590.48 = 10,755.30/x
3. Step 3: Cross multiply
   12,016.44x = 16,590.48 × 10,755.30
4. Step 4: Simplify right side
   12,016.44x = 178,435,589.54
5. Step 5: Solve for x
   x = 178,435,589.54/12,016.44
6. Step 6: Final answer
   x = 14,849.30