Finding the Fourth Proportional to 1,826.46, 2,740.05 and 1,328.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,826.46 : 2,740.05 = 1,328.49 : x
2. Step 2: Convert to fraction form
   1,826.46/2,740.05 = 1,328.49/x
3. Step 3: Cross multiply
   1,826.46x = 2,740.05 × 1,328.49
4. Step 4: Simplify right side
   1,826.46x = 3,640,129.02
5. Step 5: Solve for x
   x = 3,640,129.02/1,826.46
6. Step 6: Final answer
   x = 1,993.00