Finding the Fourth Proportional to 6,843.42, 9,443.94 and 3,699.63

Step by Step Solution

1. Step 1: Write the proportion equation
   6,843.42 : 9,443.94 = 3,699.63 : x
2. Step 2: Convert to fraction form
   6,843.42/9,443.94 = 3,699.63/x
3. Step 3: Cross multiply
   6,843.42x = 9,443.94 × 3,699.63
4. Step 4: Simplify right side
   6,843.42x = 34,939,118.79
5. Step 5: Solve for x
   x = 34,939,118.79/6,843.42
6. Step 6: Final answer
   x = 5,105.50