Finding the Fourth Proportional to 1,968.73, 2,716.89 and 1,084.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,968.73 : 2,716.89 = 1,084.57 : x
2. Step 2: Convert to fraction form
   1,968.73/2,716.89 = 1,084.57/x
3. Step 3: Cross multiply
   1,968.73x = 2,716.89 × 1,084.57
4. Step 4: Simplify right side
   1,968.73x = 2,946,657.39
5. Step 5: Solve for x
   x = 2,946,657.39/1,968.73
6. Step 6: Final answer
   x = 1,496.73