Finding the Fourth Proportional to 2,003.60, 2,766.48 and 1,826.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.60 : 2,766.48 = 1,826.48 : x
2. Step 2: Convert to fraction form
   2,003.60/2,766.48 = 1,826.48/x
3. Step 3: Cross multiply
   2,003.60x = 2,766.48 × 1,826.48
4. Step 4: Simplify right side
   2,003.60x = 5,052,920.39
5. Step 5: Solve for x
   x = 5,052,920.39/2,003.60
6. Step 6: Final answer
   x = 2,521.92