Finding the Fourth Proportional to 2,079.90, 2,870.49 and 1,183.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.90 : 2,870.49 = 1,183.84 : x
2. Step 2: Convert to fraction form
   2,079.90/2,870.49 = 1,183.84/x
3. Step 3: Cross multiply
   2,079.90x = 2,870.49 × 1,183.84
4. Step 4: Simplify right side
   2,079.90x = 3,398,200.88
5. Step 5: Solve for x
   x = 3,398,200.88/2,079.90
6. Step 6: Final answer
   x = 1,633.83