Finding the Fourth Proportional to 6,789.07, 9,369.03 and 3,805.57

Step by Step Solution

1. Step 1: Write the proportion equation
   6,789.07 : 9,369.03 = 3,805.57 : x
2. Step 2: Convert to fraction form
   6,789.07/9,369.03 = 3,805.57/x
3. Step 3: Cross multiply
   6,789.07x = 9,369.03 × 3,805.57
4. Step 4: Simplify right side
   6,789.07x = 35,654,499.50
5. Step 5: Solve for x
   x = 35,654,499.50/6,789.07
6. Step 6: Final answer
   x = 5,251.75