Finding the Fourth Proportional to 2,662.98, 3,675.26 and 1,919.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662.98 : 3,675.26 = 1,919.40 : x
2. Step 2: Convert to fraction form
   2,662.98/3,675.26 = 1,919.40/x
3. Step 3: Cross multiply
   2,662.98x = 3,675.26 × 1,919.40
4. Step 4: Simplify right side
   2,662.98x = 7,054,294.04
5. Step 5: Solve for x
   x = 7,054,294.04/2,662.98
6. Step 6: Final answer
   x = 2,649.02