Finding the Fourth Proportional to 6,843.10, 9,443.47 and 3,699.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,843.10 : 9,443.47 = 3,699.28 : x
2. Step 2: Convert to fraction form
   6,843.10/9,443.47 = 3,699.28/x
3. Step 3: Cross multiply
   6,843.10x = 9,443.47 × 3,699.28
4. Step 4: Simplify right side
   6,843.10x = 34,934,039.70
5. Step 5: Solve for x
   x = 34,934,039.70/6,843.10
6. Step 6: Final answer
   x = 5,105.00