Finding the Fourth Proportional to 11,676.39, 17,520.71 and 7,005.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,676.39 : 17,520.71 = 7,005.79 : x
2. Step 2: Convert to fraction form
   11,676.39/17,520.71 = 7,005.79/x
3. Step 3: Cross multiply
   11,676.39x = 17,520.71 × 7,005.79
4. Step 4: Simplify right side
   11,676.39x = 122,746,401.78
5. Step 5: Solve for x
   x = 122,746,401.78/11,676.39
6. Step 6: Final answer
   x = 10,512.36