Finding the Fourth Proportional to 12,039.53, 18,034.82 and 9,826.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,039.53 : 18,034.82 = 9,826.25 : x
2. Step 2: Convert to fraction form
   12,039.53/18,034.82 = 9,826.25/x
3. Step 3: Cross multiply
   12,039.53x = 18,034.82 × 9,826.25
4. Step 4: Simplify right side
   12,039.53x = 177,214,600.89
5. Step 5: Solve for x
   x = 177,214,600.89/12,039.53
6. Step 6: Final answer
   x = 14,719.40