Finding the Fourth Proportional to 1,765.42, 2,436.39 and 1,019.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,765.42 : 2,436.39 = 1,019.52 : x
2. Step 2: Convert to fraction form
   1,765.42/2,436.39 = 1,019.52/x
3. Step 3: Cross multiply
   1,765.42x = 2,436.39 × 1,019.52
4. Step 4: Simplify right side
   1,765.42x = 2,483,948.33
5. Step 5: Solve for x
   x = 2,483,948.33/1,765.42
6. Step 6: Final answer
   x = 1,407.00