Finding the Fourth Proportional to 1,826.69, 2,520.59 and 1,030.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,826.69 : 2,520.59 = 1,030.05 : x
2. Step 2: Convert to fraction form
   1,826.69/2,520.59 = 1,030.05/x
3. Step 3: Cross multiply
   1,826.69x = 2,520.59 × 1,030.05
4. Step 4: Simplify right side
   1,826.69x = 2,596,328.58
5. Step 5: Solve for x
   x = 2,596,328.58/1,826.69
6. Step 6: Final answer
   x = 1,421.33