Finding the Fourth Proportional to 1,826.35, 2,520.32 and 1,040.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,826.35 : 2,520.32 = 1,040.34 : x
2. Step 2: Convert to fraction form
   1,826.35/2,520.32 = 1,040.34/x
3. Step 3: Cross multiply
   1,826.35x = 2,520.32 × 1,040.34
4. Step 4: Simplify right side
   1,826.35x = 2,621,993.96
5. Step 5: Solve for x
   x = 2,621,993.96/1,826.35
6. Step 6: Final answer
   x = 1,435.65