Finding the Fourth Proportional to 1,928.89, 2,661.86 and 1,044.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,928.89 : 2,661.86 = 1,044.69 : x
2. Step 2: Convert to fraction form
   1,928.89/2,661.86 = 1,044.69/x
3. Step 3: Cross multiply
   1,928.89x = 2,661.86 × 1,044.69
4. Step 4: Simplify right side
   1,928.89x = 2,780,823.19
5. Step 5: Solve for x
   x = 2,780,823.19/1,928.89
6. Step 6: Final answer
   x = 1,441.67