Finding the Fourth Proportional to 13,250.39, 18,285.89 and 7,282.37

Step by Step Solution

1. Step 1: Write the proportion equation
   13,250.39 : 18,285.89 = 7,282.37 : x
2. Step 2: Convert to fraction form
   13,250.39/18,285.89 = 7,282.37/x
3. Step 3: Cross multiply
   13,250.39x = 18,285.89 × 7,282.37
4. Step 4: Simplify right side
   13,250.39x = 133,164,626.06
5. Step 5: Solve for x
   x = 133,164,626.06/13,250.39
6. Step 6: Final answer
   x = 10,049.87