Finding the Fourth Proportional to 2,873.60, 3,964.58 and 1,826.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,873.60 : 3,964.58 = 1,826.27 : x
2. Step 2: Convert to fraction form
   2,873.60/3,964.58 = 1,826.27/x
3. Step 3: Cross multiply
   2,873.60x = 3,964.58 × 1,826.27
4. Step 4: Simplify right side
   2,873.60x = 7,240,364.56
5. Step 5: Solve for x
   x = 7,240,364.56/2,873.60
6. Step 6: Final answer
   x = 2,519.62