Finding the Fourth Proportional to 12,387.27, 18,580.83 and 3,027.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,387.27 : 18,580.83 = 3,027.34 : x
2. Step 2: Convert to fraction form
   12,387.27/18,580.83 = 3,027.34/x
3. Step 3: Cross multiply
   12,387.27x = 18,580.83 × 3,027.34
4. Step 4: Simplify right side
   12,387.27x = 56,250,489.89
5. Step 5: Solve for x
   x = 56,250,489.89/12,387.27
6. Step 6: Final answer
   x = 4,540.99