Finding the Fourth Proportional to 2,654.75, 3,982.63 and 1,268.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.75 : 3,982.63 = 1,268.20 : x
2. Step 2: Convert to fraction form
   2,654.75/3,982.63 = 1,268.20/x
3. Step 3: Cross multiply
   2,654.75x = 3,982.63 × 1,268.20
4. Step 4: Simplify right side
   2,654.75x = 5,050,751.45
5. Step 5: Solve for x
   x = 5,050,751.45/2,654.75
6. Step 6: Final answer
   x = 1,902.53