Finding the Fourth Proportional to 8,100.44, 12,148.14 and 3,168.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,100.44 : 12,148.14 = 3,168.72 : x
2. Step 2: Convert to fraction form
   8,100.44/12,148.14 = 3,168.72/x
3. Step 3: Cross multiply
   8,100.44x = 12,148.14 × 3,168.72
4. Step 4: Simplify right side
   8,100.44x = 38,494,054.18
5. Step 5: Solve for x
   x = 38,494,054.18/8,100.44
6. Step 6: Final answer
   x = 4,752.09