Finding the Fourth Proportional to 12,019.52, 18,027.09 and 5,444.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,019.52 : 18,027.09 = 5,444.15 : x
2. Step 2: Convert to fraction form
   12,019.52/18,027.09 = 5,444.15/x
3. Step 3: Cross multiply
   12,019.52x = 18,027.09 × 5,444.15
4. Step 4: Simplify right side
   12,019.52x = 98,142,091.89
5. Step 5: Solve for x
   x = 98,142,091.89/12,019.52
6. Step 6: Final answer
   x = 8,165.22