Finding the Fourth Proportional to 2,058.78, 2,841.15 and 1,127.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.78 : 2,841.15 = 1,127.22 : x
2. Step 2: Convert to fraction form
   2,058.78/2,841.15 = 1,127.22/x
3. Step 3: Cross multiply
   2,058.78x = 2,841.15 × 1,127.22
4. Step 4: Simplify right side
   2,058.78x = 3,202,601.10
5. Step 5: Solve for x
   x = 3,202,601.10/2,058.78
6. Step 6: Final answer
   x = 1,555.58