Finding the Fourth Proportional to 1,705.83, 2,556.45 and 882.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,705.83 : 2,556.45 = 882.38 : x
2. Step 2: Convert to fraction form
   1,705.83/2,556.45 = 882.38/x
3. Step 3: Cross multiply
   1,705.83x = 2,556.45 × 882.38
4. Step 4: Simplify right side
   1,705.83x = 2,255,747.57
5. Step 5: Solve for x
   x = 2,255,747.57/1,705.83
6. Step 6: Final answer
   x = 1,322.38