Finding the Fourth Proportional to 1,765.53, 2,436.74 and 1,019.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,765.53 : 2,436.74 = 1,019.47 : x
2. Step 2: Convert to fraction form
   1,765.53/2,436.74 = 1,019.47/x
3. Step 3: Cross multiply
   1,765.53x = 2,436.74 × 1,019.47
4. Step 4: Simplify right side
   1,765.53x = 2,484,183.33
5. Step 5: Solve for x
   x = 2,484,183.33/1,765.53
6. Step 6: Final answer
   x = 1,407.05