Finding the Fourth Proportional to 2,074.48, 3,109.15 and 963.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.48 : 3,109.15 = 963.24 : x
2. Step 2: Convert to fraction form
   2,074.48/3,109.15 = 963.24/x
3. Step 3: Cross multiply
   2,074.48x = 3,109.15 × 963.24
4. Step 4: Simplify right side
   2,074.48x = 2,994,857.65
5. Step 5: Solve for x
   x = 2,994,857.65/2,074.48
6. Step 6: Final answer
   x = 1,443.67