Finding the Fourth Proportional to 2,648.82, 3,651.18 and 2,017.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.82 : 3,651.18 = 2,017.32 : x
2. Step 2: Convert to fraction form
   2,648.82/3,651.18 = 2,017.32/x
3. Step 3: Cross multiply
   2,648.82x = 3,651.18 × 2,017.32
4. Step 4: Simplify right side
   2,648.82x = 7,365,598.44
5. Step 5: Solve for x
   x = 7,365,598.44/2,648.82
6. Step 6: Final answer
   x = 2,780.71