Finding the Fourth Proportional to 5,667.75, 7,823.43 and 3,515.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,667.75 : 7,823.43 = 3,515.94 : x
2. Step 2: Convert to fraction form
   5,667.75/7,823.43 = 3,515.94/x
3. Step 3: Cross multiply
   5,667.75x = 7,823.43 × 3,515.94
4. Step 4: Simplify right side
   5,667.75x = 27,506,710.47
5. Step 5: Solve for x
   x = 27,506,710.47/5,667.75
6. Step 6: Final answer
   x = 4,853.20