Finding the Fourth Proportional to 12,019.32, 18,027.48 and 3,254.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,019.32 : 18,027.48 = 3,254.88 : x
2. Step 2: Convert to fraction form
   12,019.32/18,027.48 = 3,254.88/x
3. Step 3: Cross multiply
   12,019.32x = 18,027.48 × 3,254.88
4. Step 4: Simplify right side
   12,019.32x = 58,677,284.10
5. Step 5: Solve for x
   x = 58,677,284.10/12,019.32
6. Step 6: Final answer
   x = 4,881.91