Finding the Fourth Proportional to 14,112.56, 19,470.48 and 8,144.12

Step by Step Solution

1. Step 1: Write the proportion equation
   14,112.56 : 19,470.48 = 8,144.12 : x
2. Step 2: Convert to fraction form
   14,112.56/19,470.48 = 8,144.12/x
3. Step 3: Cross multiply
   14,112.56x = 19,470.48 × 8,144.12
4. Step 4: Simplify right side
   14,112.56x = 158,569,925.58
5. Step 5: Solve for x
   x = 158,569,925.58/14,112.56
6. Step 6: Final answer
   x = 11,236.09