Finding the Fourth Proportional to 11,650.89, 17,477.64 and 3,859.71

Step by Step Solution

1. Step 1: Write the proportion equation
   11,650.89 : 17,477.64 = 3,859.71 : x
2. Step 2: Convert to fraction form
   11,650.89/17,477.64 = 3,859.71/x
3. Step 3: Cross multiply
   11,650.89x = 17,477.64 × 3,859.71
4. Step 4: Simplify right side
   11,650.89x = 67,458,621.88
5. Step 5: Solve for x
   x = 67,458,621.88/11,650.89
6. Step 6: Final answer
   x = 5,790.00