Finding the Fourth Proportional to 12,018.52, 18,028.47 and 3,254.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,018.52 : 18,028.47 = 3,254.14 : x
2. Step 2: Convert to fraction form
   12,018.52/18,028.47 = 3,254.14/x
3. Step 3: Cross multiply
   12,018.52x = 18,028.47 × 3,254.14
4. Step 4: Simplify right side
   12,018.52x = 58,667,165.37
5. Step 5: Solve for x
   x = 58,667,165.37/12,018.52
6. Step 6: Final answer
   x = 4,881.40