Finding the Fourth Proportional to 2,520.67, 3,479.73 and 1,682.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.67 : 3,479.73 = 1,682.77 : x
2. Step 2: Convert to fraction form
   2,520.67/3,479.73 = 1,682.77/x
3. Step 3: Cross multiply
   2,520.67x = 3,479.73 × 1,682.77
4. Step 4: Simplify right side
   2,520.67x = 5,855,585.25
5. Step 5: Solve for x
   x = 5,855,585.25/2,520.67
6. Step 6: Final answer
   x = 2,323.03