Finding the Fourth Proportional to 2,019.18, 2,786.58 and 1,233

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.18 : 2,786.58 = 1,233 : x
2. Step 2: Convert to fraction form
   2,019.18/2,786.58 = 1,233/x
3. Step 3: Cross multiply
   2,019.18x = 2,786.58 × 1,233
4. Step 4: Simplify right side
   2,019.18x = 3,435,853.14
5. Step 5: Solve for x
   x = 3,435,853.14/2,019.18
6. Step 6: Final answer
   x = 1,701.61