Finding the Fourth Proportional to 12,255.08, 18,244.01 and 12,182.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,255.08 : 18,244.01 = 12,182.18 : x
2. Step 2: Convert to fraction form
   12,255.08/18,244.01 = 12,182.18/x
3. Step 3: Cross multiply
   12,255.08x = 18,244.01 × 12,182.18
4. Step 4: Simplify right side
   12,255.08x = 222,251,752.98
5. Step 5: Solve for x
   x = 222,251,752.98/12,255.08
6. Step 6: Final answer
   x = 18,135.49