Finding the Fourth Proportional to 2,648.82, 3,968.91 and 1,348.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.82 : 3,968.91 = 1,348.50 : x
2. Step 2: Convert to fraction form
   2,648.82/3,968.91 = 1,348.50/x
3. Step 3: Cross multiply
   2,648.82x = 3,968.91 × 1,348.50
4. Step 4: Simplify right side
   2,648.82x = 5,352,075.14
5. Step 5: Solve for x
   x = 5,352,075.14/2,648.82
6. Step 6: Final answer
   x = 2,020.55