Finding the Fourth Proportional to 12,673.35, 17,503.83 and 9,682.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,673.35 : 17,503.83 = 9,682.56 : x
2. Step 2: Convert to fraction form
   12,673.35/17,503.83 = 9,682.56/x
3. Step 3: Cross multiply
   12,673.35x = 17,503.83 × 9,682.56
4. Step 4: Simplify right side
   12,673.35x = 169,481,884.20
5. Step 5: Solve for x
   x = 169,481,884.20/12,673.35
6. Step 6: Final answer
   x = 13,373.09