Finding the Fourth Proportional to 2,456.85, 3,384.69 and 1,709.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.85 : 3,384.69 = 1,709.53 : x
2. Step 2: Convert to fraction form
   2,456.85/3,384.69 = 1,709.53/x
3. Step 3: Cross multiply
   2,456.85x = 3,384.69 × 1,709.53
4. Step 4: Simplify right side
   2,456.85x = 5,786,203.62
5. Step 5: Solve for x
   x = 5,786,203.62/2,456.85
6. Step 6: Final answer
   x = 2,355.13