Finding the Fourth Proportional to 2,585.99, 3,874.89 and 1,763.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,585.99 : 3,874.89 = 1,763.89 : x
2. Step 2: Convert to fraction form
   2,585.99/3,874.89 = 1,763.89/x
3. Step 3: Cross multiply
   2,585.99x = 3,874.89 × 1,763.89
4. Step 4: Simplify right side
   2,585.99x = 6,834,888.52
5. Step 5: Solve for x
   x = 6,834,888.52/2,585.99
6. Step 6: Final answer
   x = 2,643.04