Finding the Fourth Proportional to 12,079.83, 16,661.73 and 11,673.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,079.83 : 16,661.73 = 11,673.42 : x
2. Step 2: Convert to fraction form
   12,079.83/16,661.73 = 11,673.42/x
3. Step 3: Cross multiply
   12,079.83x = 16,661.73 × 11,673.42
4. Step 4: Simplify right side
   12,079.83x = 194,499,353.51
5. Step 5: Solve for x
   x = 194,499,353.51/12,079.83
6. Step 6: Final answer
   x = 16,101.16