Finding the Fourth Proportional to 11,804.50, 17,707.56 and 3,907

Step by Step Solution

1. Step 1: Write the proportion equation
   11,804.50 : 17,707.56 = 3,907 : x
2. Step 2: Convert to fraction form
   11,804.50/17,707.56 = 3,907/x
3. Step 3: Cross multiply
   11,804.50x = 17,707.56 × 3,907
4. Step 4: Simplify right side
   11,804.50x = 69,183,436.92
5. Step 5: Solve for x
   x = 69,183,436.92/11,804.50
6. Step 6: Final answer
   x = 5,860.77