Finding the Fourth Proportional to 2,054.75, 2,835.60 and 1,123.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.75 : 2,835.60 = 1,123.25 : x
2. Step 2: Convert to fraction form
   2,054.75/2,835.60 = 1,123.25/x
3. Step 3: Cross multiply
   2,054.75x = 2,835.60 × 1,123.25
4. Step 4: Simplify right side
   2,054.75x = 3,185,087.70
5. Step 5: Solve for x
   x = 3,185,087.70/2,054.75
6. Step 6: Final answer
   x = 1,550.11