Finding the Fourth Proportional to 1,968.48, 2,716.43 and 1,084.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,968.48 : 2,716.43 = 1,084.25 : x
2. Step 2: Convert to fraction form
   1,968.48/2,716.43 = 1,084.25/x
3. Step 3: Cross multiply
   1,968.48x = 2,716.43 × 1,084.25
4. Step 4: Simplify right side
   1,968.48x = 2,945,290.60
5. Step 5: Solve for x
   x = 2,945,290.60/1,968.48
6. Step 6: Final answer
   x = 1,496.23