Finding the Fourth Proportional to 1,779.01, 2,667.57 and 682.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,779.01 : 2,667.57 = 682.75 : x
2. Step 2: Convert to fraction form
   1,779.01/2,667.57 = 682.75/x
3. Step 3: Cross multiply
   1,779.01x = 2,667.57 × 682.75
4. Step 4: Simplify right side
   1,779.01x = 1,821,283.42
5. Step 5: Solve for x
   x = 1,821,283.42/1,779.01
6. Step 6: Final answer
   x = 1,023.76