Finding the Fourth Proportional to 9,279.72, 13,920.23 and 3,733.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,279.72 : 13,920.23 = 3,733.09 : x
2. Step 2: Convert to fraction form
   9,279.72/13,920.23 = 3,733.09/x
3. Step 3: Cross multiply
   9,279.72x = 13,920.23 × 3,733.09
4. Step 4: Simplify right side
   9,279.72x = 51,965,445.94
5. Step 5: Solve for x
   x = 51,965,445.94/9,279.72
6. Step 6: Final answer
   x = 5,599.89