Finding the Fourth Proportional to 12,091.92, 18,134.04 and 3,882

Step by Step Solution

1. Step 1: Write the proportion equation
   12,091.92 : 18,134.04 = 3,882 : x
2. Step 2: Convert to fraction form
   12,091.92/18,134.04 = 3,882/x
3. Step 3: Cross multiply
   12,091.92x = 18,134.04 × 3,882
4. Step 4: Simplify right side
   12,091.92x = 70,396,343.28
5. Step 5: Solve for x
   x = 70,396,343.28/12,091.92
6. Step 6: Final answer
   x = 5,821.77