Finding the Fourth Proportional to 2,517.68, 3,469.56 and 1,677.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517.68 : 3,469.56 = 1,677.44 : x
2. Step 2: Convert to fraction form
   2,517.68/3,469.56 = 1,677.44/x
3. Step 3: Cross multiply
   2,517.68x = 3,469.56 × 1,677.44
4. Step 4: Simplify right side
   2,517.68x = 5,819,978.73
5. Step 5: Solve for x
   x = 5,819,978.73/2,517.68
6. Step 6: Final answer
   x = 2,311.64