Finding the Fourth Proportional to 1,826.57, 2,520.52 and 1,030.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,826.57 : 2,520.52 = 1,030.09 : x
2. Step 2: Convert to fraction form
   1,826.57/2,520.52 = 1,030.09/x
3. Step 3: Cross multiply
   1,826.57x = 2,520.52 × 1,030.09
4. Step 4: Simplify right side
   1,826.57x = 2,596,365.39
5. Step 5: Solve for x
   x = 2,596,365.39/1,826.57
6. Step 6: Final answer
   x = 1,421.44