Finding the Fourth Proportional to 2,087.98, 3,137.20 and 1,348.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087.98 : 3,137.20 = 1,348.04 : x
2. Step 2: Convert to fraction form
   2,087.98/3,137.20 = 1,348.04/x
3. Step 3: Cross multiply
   2,087.98x = 3,137.20 × 1,348.04
4. Step 4: Simplify right side
   2,087.98x = 4,229,075.56
5. Step 5: Solve for x
   x = 4,229,075.56/2,087.98
6. Step 6: Final answer
   x = 2,025.44