Finding the Fourth Proportional to 11,728.56, 17,594.48 and 3,934.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,728.56 : 17,594.48 = 3,934.72 : x
2. Step 2: Convert to fraction form
   11,728.56/17,594.48 = 3,934.72/x
3. Step 3: Cross multiply
   11,728.56x = 17,594.48 × 3,934.72
4. Step 4: Simplify right side
   11,728.56x = 69,229,352.35
5. Step 5: Solve for x
   x = 69,229,352.35/11,728.56
6. Step 6: Final answer
   x = 5,902.63