Finding the Fourth Proportional to 8,111.75, 12,168.41 and 3,730.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,111.75 : 12,168.41 = 3,730.43 : x
2. Step 2: Convert to fraction form
   8,111.75/12,168.41 = 3,730.43/x
3. Step 3: Cross multiply
   8,111.75x = 12,168.41 × 3,730.43
4. Step 4: Simplify right side
   8,111.75x = 45,393,383.06
5. Step 5: Solve for x
   x = 45,393,383.06/8,111.75
6. Step 6: Final answer
   x = 5,596.00