Finding the Fourth Proportional to 5,685.38, 7,843.59 and 3,560.03

Step by Step Solution

1. Step 1: Write the proportion equation
   5,685.38 : 7,843.59 = 3,560.03 : x
2. Step 2: Convert to fraction form
   5,685.38/7,843.59 = 3,560.03/x
3. Step 3: Cross multiply
   5,685.38x = 7,843.59 × 3,560.03
4. Step 4: Simplify right side
   5,685.38x = 27,923,376.49
5. Step 5: Solve for x
   x = 27,923,376.49/5,685.38
6. Step 6: Final answer
   x = 4,911.44