Finding the Fourth Proportional to 1,832.78, 2,748.46 and 1,443.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,832.78 : 2,748.46 = 1,443.54 : x
2. Step 2: Convert to fraction form
   1,832.78/2,748.46 = 1,443.54/x
3. Step 3: Cross multiply
   1,832.78x = 2,748.46 × 1,443.54
4. Step 4: Simplify right side
   1,832.78x = 3,967,511.95
5. Step 5: Solve for x
   x = 3,967,511.95/1,832.78
6. Step 6: Final answer
   x = 2,164.75