Finding the Fourth Proportional to 1,766.82, 2,649.98 and 671.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,766.82 : 2,649.98 = 671.19 : x
2. Step 2: Convert to fraction form
   1,766.82/2,649.98 = 671.19/x
3. Step 3: Cross multiply
   1,766.82x = 2,649.98 × 671.19
4. Step 4: Simplify right side
   1,766.82x = 1,778,636.72
5. Step 5: Solve for x
   x = 1,778,636.72/1,766.82
6. Step 6: Final answer
   x = 1,006.69