Finding the Fourth Proportional to 1,968.42, 2,716.34 and 1,084.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,968.42 : 2,716.34 = 1,084.22 : x
2. Step 2: Convert to fraction form
   1,968.42/2,716.34 = 1,084.22/x
3. Step 3: Cross multiply
   1,968.42x = 2,716.34 × 1,084.22
4. Step 4: Simplify right side
   1,968.42x = 2,945,091.15
5. Step 5: Solve for x
   x = 2,945,091.15/1,968.42
6. Step 6: Final answer
   x = 1,496.17