Finding the Fourth Proportional to 1,826.33, 2,735.38 and 1,280.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,826.33 : 2,735.38 = 1,280.94 : x
2. Step 2: Convert to fraction form
   1,826.33/2,735.38 = 1,280.94/x
3. Step 3: Cross multiply
   1,826.33x = 2,735.38 × 1,280.94
4. Step 4: Simplify right side
   1,826.33x = 3,503,857.66
5. Step 5: Solve for x
   x = 3,503,857.66/1,826.33
6. Step 6: Final answer
   x = 1,918.52