Finding the Fourth Proportional to 1,841.52, 2,540.73 and 1,055.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,841.52 : 2,540.73 = 1,055.42 : x
2. Step 2: Convert to fraction form
   1,841.52/2,540.73 = 1,055.42/x
3. Step 3: Cross multiply
   1,841.52x = 2,540.73 × 1,055.42
4. Step 4: Simplify right side
   1,841.52x = 2,681,537.26
5. Step 5: Solve for x
   x = 2,681,537.26/1,841.52
6. Step 6: Final answer
   x = 1,456.15