Finding the Fourth Proportional to 11,081.24, 15,285.68 and 7,305

Step by Step Solution

1. Step 1: Write the proportion equation
   11,081.24 : 15,285.68 = 7,305 : x
2. Step 2: Convert to fraction form
   11,081.24/15,285.68 = 7,305/x
3. Step 3: Cross multiply
   11,081.24x = 15,285.68 × 7,305
4. Step 4: Simplify right side
   11,081.24x = 111,661,892.40
5. Step 5: Solve for x
   x = 111,661,892.40/11,081.24
6. Step 6: Final answer
   x = 10,076.66