Finding the Fourth Proportional to 1,708.17, 2,556.82 and 1,185.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,708.17 : 2,556.82 = 1,185.49 : x
2. Step 2: Convert to fraction form
   1,708.17/2,556.82 = 1,185.49/x
3. Step 3: Cross multiply
   1,708.17x = 2,556.82 × 1,185.49
4. Step 4: Simplify right side
   1,708.17x = 3,031,084.54
5. Step 5: Solve for x
   x = 3,031,084.54/1,708.17
6. Step 6: Final answer
   x = 1,774.46