Finding the Fourth Proportional to 6,843.40, 9,443.86 and 3,699.59

Step by Step Solution

1. Step 1: Write the proportion equation
   6,843.40 : 9,443.86 = 3,699.59 : x
2. Step 2: Convert to fraction form
   6,843.40/9,443.86 = 3,699.59/x
3. Step 3: Cross multiply
   6,843.40x = 9,443.86 × 3,699.59
4. Step 4: Simplify right side
   6,843.40x = 34,938,353.55
5. Step 5: Solve for x
   x = 34,938,353.55/6,843.40
6. Step 6: Final answer
   x = 5,105.41