Finding the Fourth Proportional to 3,906.24, 5,856.18 and 1,713.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,906.24 : 5,856.18 = 1,713.30 : x
2. Step 2: Convert to fraction form
   3,906.24/5,856.18 = 1,713.30/x
3. Step 3: Cross multiply
   3,906.24x = 5,856.18 × 1,713.30
4. Step 4: Simplify right side
   3,906.24x = 10,033,393.19
5. Step 5: Solve for x
   x = 10,033,393.19/3,906.24
6. Step 6: Final answer
   x = 2,568.56