Finding the Fourth Proportional to 11,936.72, 17,877.81 and 5,701.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,936.72 : 17,877.81 = 5,701.12 : x
2. Step 2: Convert to fraction form
   11,936.72/17,877.81 = 5,701.12/x
3. Step 3: Cross multiply
   11,936.72x = 17,877.81 × 5,701.12
4. Step 4: Simplify right side
   11,936.72x = 101,923,592.25
5. Step 5: Solve for x
   x = 101,923,592.25/11,936.72
6. Step 6: Final answer
   x = 8,538.66