Finding the Fourth Proportional to 1,963.51, 2,709.59 and 1,079.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,963.51 : 2,709.59 = 1,079.33 : x
2. Step 2: Convert to fraction form
   1,963.51/2,709.59 = 1,079.33/x
3. Step 3: Cross multiply
   1,963.51x = 2,709.59 × 1,079.33
4. Step 4: Simplify right side
   1,963.51x = 2,924,522.83
5. Step 5: Solve for x
   x = 2,924,522.83/1,963.51
6. Step 6: Final answer
   x = 1,489.44