Finding the Fourth Proportional to 6,843.28, 9,443.71 and 3,699.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,843.28 : 9,443.71 = 3,699.47 : x
2. Step 2: Convert to fraction form
   6,843.28/9,443.71 = 3,699.47/x
3. Step 3: Cross multiply
   6,843.28x = 9,443.71 × 3,699.47
4. Step 4: Simplify right side
   6,843.28x = 34,936,731.08
5. Step 5: Solve for x
   x = 34,936,731.08/6,843.28
6. Step 6: Final answer
   x = 5,105.26