Finding the Fourth Proportional to 1,932.97, 2,667.49 and 1,048.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,932.97 : 2,667.49 = 1,048.78 : x
2. Step 2: Convert to fraction form
   1,932.97/2,667.49 = 1,048.78/x
3. Step 3: Cross multiply
   1,932.97x = 2,667.49 × 1,048.78
4. Step 4: Simplify right side
   1,932.97x = 2,797,610.16
5. Step 5: Solve for x
   x = 2,797,610.16/1,932.97
6. Step 6: Final answer
   x = 1,447.31