Finding the Fourth Proportional to 1,704.05, 2,557.47 and 882.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,704.05 : 2,557.47 = 882.57 : x
2. Step 2: Convert to fraction form
   1,704.05/2,557.47 = 882.57/x
3. Step 3: Cross multiply
   1,704.05x = 2,557.47 × 882.57
4. Step 4: Simplify right side
   1,704.05x = 2,257,146.30
5. Step 5: Solve for x
   x = 2,257,146.30/1,704.05
6. Step 6: Final answer
   x = 1,324.58