Finding the Fourth Proportional to 2,058.67, 2,840.27 and 1,162.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.67 : 2,840.27 = 1,162.31 : x
2. Step 2: Convert to fraction form
   2,058.67/2,840.27 = 1,162.31/x
3. Step 3: Cross multiply
   2,058.67x = 2,840.27 × 1,162.31
4. Step 4: Simplify right side
   2,058.67x = 3,301,254.21
5. Step 5: Solve for x
   x = 3,301,254.21/2,058.67
6. Step 6: Final answer
   x = 1,603.59