Finding the Fourth Proportional to 2,074.72, 2,863.92 and 1,411.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.72 : 2,863.92 = 1,411.84 : x
2. Step 2: Convert to fraction form
   2,074.72/2,863.92 = 1,411.84/x
3. Step 3: Cross multiply
   2,074.72x = 2,863.92 × 1,411.84
4. Step 4: Simplify right side
   2,074.72x = 4,043,396.81
5. Step 5: Solve for x
   x = 4,043,396.81/2,074.72
6. Step 6: Final answer
   x = 1,948.89