Finding the Fourth Proportional to 1,727.30, 2,383.85 and 1,019.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,727.30 : 2,383.85 = 1,019.36 : x
2. Step 2: Convert to fraction form
   1,727.30/2,383.85 = 1,019.36/x
3. Step 3: Cross multiply
   1,727.30x = 2,383.85 × 1,019.36
4. Step 4: Simplify right side
   1,727.30x = 2,429,984.32
5. Step 5: Solve for x
   x = 2,429,984.32/1,727.30
6. Step 6: Final answer
   x = 1,406.81