Finding the Fourth Proportional to 2,003.25, 2,763.53 and 1,256.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.25 : 2,763.53 = 1,256.84 : x
2. Step 2: Convert to fraction form
   2,003.25/2,763.53 = 1,256.84/x
3. Step 3: Cross multiply
   2,003.25x = 2,763.53 × 1,256.84
4. Step 4: Simplify right side
   2,003.25x = 3,473,294.94
5. Step 5: Solve for x
   x = 3,473,294.94/2,003.25
6. Step 6: Final answer
   x = 1,733.83