Finding the Fourth Proportional to 13,081.95, 18,022.69 and 9,044.91

Step by Step Solution

1. Step 1: Write the proportion equation
   13,081.95 : 18,022.69 = 9,044.91 : x
2. Step 2: Convert to fraction form
   13,081.95/18,022.69 = 9,044.91/x
3. Step 3: Cross multiply
   13,081.95x = 18,022.69 × 9,044.91
4. Step 4: Simplify right side
   13,081.95x = 163,013,609.01
5. Step 5: Solve for x
   x = 163,013,609.01/13,081.95
6. Step 6: Final answer
   x = 12,460.96