Finding the Fourth Proportional to 6,986.94, 9,641.91 and 3,843.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,986.94 : 9,641.91 = 3,843.12 : x
2. Step 2: Convert to fraction form
   6,986.94/9,641.91 = 3,843.12/x
3. Step 3: Cross multiply
   6,986.94x = 9,641.91 × 3,843.12
4. Step 4: Simplify right side
   6,986.94x = 37,055,017.16
5. Step 5: Solve for x
   x = 37,055,017.16/6,986.94
6. Step 6: Final answer
   x = 5,303.47