Finding the Fourth Proportional to 11,701.97, 16,143.07 and 7,667.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,701.97 : 16,143.07 = 7,667.06 : x
2. Step 2: Convert to fraction form
   11,701.97/16,143.07 = 7,667.06/x
3. Step 3: Cross multiply
   11,701.97x = 16,143.07 × 7,667.06
4. Step 4: Simplify right side
   11,701.97x = 123,769,822.33
5. Step 5: Solve for x
   x = 123,769,822.33/11,701.97
6. Step 6: Final answer
   x = 10,576.84