Finding the Fourth Proportional to 11,673.72, 17,501.94 and 3,880.44

Step by Step Solution

1. Step 1: Write the proportion equation
   11,673.72 : 17,501.94 = 3,880.44 : x
2. Step 2: Convert to fraction form
   11,673.72/17,501.94 = 3,880.44/x
3. Step 3: Cross multiply
   11,673.72x = 17,501.94 × 3,880.44
4. Step 4: Simplify right side
   11,673.72x = 67,915,228.05
5. Step 5: Solve for x
   x = 67,915,228.05/11,673.72
6. Step 6: Final answer
   x = 5,817.79