Finding the Fourth Proportional to 12,383.24, 17,088.72 and 6,717.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,383.24 : 17,088.72 = 6,717.89 : x
2. Step 2: Convert to fraction form
   12,383.24/17,088.72 = 6,717.89/x
3. Step 3: Cross multiply
   12,383.24x = 17,088.72 × 6,717.89
4. Step 4: Simplify right side
   12,383.24x = 114,800,055.76
5. Step 5: Solve for x
   x = 114,800,055.76/12,383.24
6. Step 6: Final answer
   x = 9,270.60