Finding the Fourth Proportional to 5,713.69, 7,884.89 and 3,475.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,713.69 : 7,884.89 = 3,475.15 : x
2. Step 2: Convert to fraction form
   5,713.69/7,884.89 = 3,475.15/x
3. Step 3: Cross multiply
   5,713.69x = 7,884.89 × 3,475.15
4. Step 4: Simplify right side
   5,713.69x = 27,401,215.33
5. Step 5: Solve for x
   x = 27,401,215.33/5,713.69
6. Step 6: Final answer
   x = 4,795.71