Finding the Fourth Proportional to 13,866.24, 19,143.89 and 9,025.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,866.24 : 19,143.89 = 9,025.59 : x
2. Step 2: Convert to fraction form
   13,866.24/19,143.89 = 9,025.59/x
3. Step 3: Cross multiply
   13,866.24x = 19,143.89 × 9,025.59
4. Step 4: Simplify right side
   13,866.24x = 172,784,902.15
5. Step 5: Solve for x
   x = 172,784,902.15/13,866.24
6. Step 6: Final answer
   x = 12,460.83