Finding the Fourth Proportional to 1,826.34, 2,519.73 and 1,039.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,826.34 : 2,519.73 = 1,039.83 : x
2. Step 2: Convert to fraction form
   1,826.34/2,519.73 = 1,039.83/x
3. Step 3: Cross multiply
   1,826.34x = 2,519.73 × 1,039.83
4. Step 4: Simplify right side
   1,826.34x = 2,620,089.65
5. Step 5: Solve for x
   x = 2,620,089.65/1,826.34
6. Step 6: Final answer
   x = 1,434.61