Finding the Fourth Proportional to 8,052.05, 12,081.88 and 3,889.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,052.05 : 12,081.88 = 3,889.72 : x
2. Step 2: Convert to fraction form
   8,052.05/12,081.88 = 3,889.72/x
3. Step 3: Cross multiply
   8,052.05x = 12,081.88 × 3,889.72
4. Step 4: Simplify right side
   8,052.05x = 46,995,161.18
5. Step 5: Solve for x
   x = 46,995,161.18/8,052.05
6. Step 6: Final answer
   x = 5,836.43