Finding the Fourth Proportional to 2,074.63, 2,863.41 and 1,191.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.63 : 2,863.41 = 1,191.04 : x
2. Step 2: Convert to fraction form
   2,074.63/2,863.41 = 1,191.04/x
3. Step 3: Cross multiply
   2,074.63x = 2,863.41 × 1,191.04
4. Step 4: Simplify right side
   2,074.63x = 3,410,435.85
5. Step 5: Solve for x
   x = 3,410,435.85/2,074.63
6. Step 6: Final answer
   x = 1,643.88