Finding the Fourth Proportional to 2,083.72, 3,126.54 and 1,058.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.72 : 3,126.54 = 1,058.44 : x
2. Step 2: Convert to fraction form
   2,083.72/3,126.54 = 1,058.44/x
3. Step 3: Cross multiply
   2,083.72x = 3,126.54 × 1,058.44
4. Step 4: Simplify right side
   2,083.72x = 3,309,255.00
5. Step 5: Solve for x
   x = 3,309,255.00/2,083.72
6. Step 6: Final answer
   x = 1,588.15