Finding the Fourth Proportional to 11,754.72, 17,634.60 and 3,963.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,754.72 : 17,634.60 = 3,963.42 : x
2. Step 2: Convert to fraction form
   11,754.72/17,634.60 = 3,963.42/x
3. Step 3: Cross multiply
   11,754.72x = 17,634.60 × 3,963.42
4. Step 4: Simplify right side
   11,754.72x = 69,893,326.33
5. Step 5: Solve for x
   x = 69,893,326.33/11,754.72
6. Step 6: Final answer
   x = 5,945.98