Finding the Fourth Proportional to 2,586.72, 3,571.30 and 1,704

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586.72 : 3,571.30 = 1,704 : x
2. Step 2: Convert to fraction form
   2,586.72/3,571.30 = 1,704/x
3. Step 3: Cross multiply
   2,586.72x = 3,571.30 × 1,704
4. Step 4: Simplify right side
   2,586.72x = 6,085,495.20
5. Step 5: Solve for x
   x = 6,085,495.20/2,586.72
6. Step 6: Final answer
   x = 2,352.59