Finding the Fourth Proportional to 1,763.56, 2,643.52 and 837.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,763.56 : 2,643.52 = 837.73 : x
2. Step 2: Convert to fraction form
   1,763.56/2,643.52 = 837.73/x
3. Step 3: Cross multiply
   1,763.56x = 2,643.52 × 837.73
4. Step 4: Simplify right side
   1,763.56x = 2,214,556.01
5. Step 5: Solve for x
   x = 2,214,556.01/1,763.56
6. Step 6: Final answer
   x = 1,255.73