Finding the Fourth Proportional to 2,019.29, 3,030.06 and 786.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.29 : 3,030.06 = 786.54 : x
2. Step 2: Convert to fraction form
   2,019.29/3,030.06 = 786.54/x
3. Step 3: Cross multiply
   2,019.29x = 3,030.06 × 786.54
4. Step 4: Simplify right side
   2,019.29x = 2,383,263.39
5. Step 5: Solve for x
   x = 2,383,263.39/2,019.29
6. Step 6: Final answer
   x = 1,180.25