Finding the Fourth Proportional to 1,828.82, 2,523.33 and 1,042.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,828.82 : 2,523.33 = 1,042.58 : x
2. Step 2: Convert to fraction form
   1,828.82/2,523.33 = 1,042.58/x
3. Step 3: Cross multiply
   1,828.82x = 2,523.33 × 1,042.58
4. Step 4: Simplify right side
   1,828.82x = 2,630,773.39
5. Step 5: Solve for x
   x = 2,630,773.39/1,828.82
6. Step 6: Final answer
   x = 1,438.51