Finding the Fourth Proportional to 12,383.76, 17,089.36 and 7,006.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,383.76 : 17,089.36 = 7,006.12 : x
2. Step 2: Convert to fraction form
   12,383.76/17,089.36 = 7,006.12/x
3. Step 3: Cross multiply
   12,383.76x = 17,089.36 × 7,006.12
4. Step 4: Simplify right side
   12,383.76x = 119,730,106.88
5. Step 5: Solve for x
   x = 119,730,106.88/12,383.76
6. Step 6: Final answer
   x = 9,668.32