Finding the Fourth Proportional to 1,700.82, 2,549.52 and 1,085.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,700.82 : 2,549.52 = 1,085.22 : x
2. Step 2: Convert to fraction form
   1,700.82/2,549.52 = 1,085.22/x
3. Step 3: Cross multiply
   1,700.82x = 2,549.52 × 1,085.22
4. Step 4: Simplify right side
   1,700.82x = 2,766,790.09
5. Step 5: Solve for x
   x = 2,766,790.09/1,700.82
6. Step 6: Final answer
   x = 1,626.74