Finding the Fourth Proportional to 12,019.05, 18,028.67 and 3,254.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,019.05 : 18,028.67 = 3,254.04 : x
2. Step 2: Convert to fraction form
   12,019.05/18,028.67 = 3,254.04/x
3. Step 3: Cross multiply
   12,019.05x = 18,028.67 × 3,254.04
4. Step 4: Simplify right side
   12,019.05x = 58,665,997.06
5. Step 5: Solve for x
   x = 58,665,997.06/12,019.05
6. Step 6: Final answer
   x = 4,881.08