Finding the Fourth Proportional to 5,695.31, 7,859.53 and 3,709.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,695.31 : 7,859.53 = 3,709.24 : x
2. Step 2: Convert to fraction form
   5,695.31/7,859.53 = 3,709.24/x
3. Step 3: Cross multiply
   5,695.31x = 7,859.53 × 3,709.24
4. Step 4: Simplify right side
   5,695.31x = 29,152,912.25
5. Step 5: Solve for x
   x = 29,152,912.25/5,695.31
6. Step 6: Final answer
   x = 5,118.76