Finding the Fourth Proportional to 11,676.37, 17,507.83 and 7,983.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,676.37 : 17,507.83 = 7,983.08 : x
2. Step 2: Convert to fraction form
   11,676.37/17,507.83 = 7,983.08/x
3. Step 3: Cross multiply
   11,676.37x = 17,507.83 × 7,983.08
4. Step 4: Simplify right side
   11,676.37x = 139,766,407.52
5. Step 5: Solve for x
   x = 139,766,407.52/11,676.37
6. Step 6: Final answer
   x = 11,970.02