Finding the Fourth Proportional to 11,723.67, 17,590.37 and 3,933.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,723.67 : 17,590.37 = 3,933.09 : x
2. Step 2: Convert to fraction form
   11,723.67/17,590.37 = 3,933.09/x
3. Step 3: Cross multiply
   11,723.67x = 17,590.37 × 3,933.09
4. Step 4: Simplify right side
   11,723.67x = 69,184,488.68
5. Step 5: Solve for x
   x = 69,184,488.68/11,723.67
6. Step 6: Final answer
   x = 5,901.27