Finding the Fourth Proportional to 1,963.27, 2,709.33 and 1,079.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,963.27 : 2,709.33 = 1,079.06 : x
2. Step 2: Convert to fraction form
   1,963.27/2,709.33 = 1,079.06/x
3. Step 3: Cross multiply
   1,963.27x = 2,709.33 × 1,079.06
4. Step 4: Simplify right side
   1,963.27x = 2,923,540.45
5. Step 5: Solve for x
   x = 2,923,540.45/1,963.27
6. Step 6: Final answer
   x = 1,489.12