Finding the Fourth Proportional to 1,779.88, 2,456.52 and 1,034.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,779.88 : 2,456.52 = 1,034.28 : x
2. Step 2: Convert to fraction form
   1,779.88/2,456.52 = 1,034.28/x
3. Step 3: Cross multiply
   1,779.88x = 2,456.52 × 1,034.28
4. Step 4: Simplify right side
   1,779.88x = 2,540,729.51
5. Step 5: Solve for x
   x = 2,540,729.51/1,779.88
6. Step 6: Final answer
   x = 1,427.47