Finding the Fourth Proportional to 2,058.38, 3,085.04 and 1,083.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.38 : 3,085.04 = 1,083.86 : x
2. Step 2: Convert to fraction form
   2,058.38/3,085.04 = 1,083.86/x
3. Step 3: Cross multiply
   2,058.38x = 3,085.04 × 1,083.86
4. Step 4: Simplify right side
   2,058.38x = 3,343,751.45
5. Step 5: Solve for x
   x = 3,343,751.45/2,058.38
6. Step 6: Final answer
   x = 1,624.46