Finding the Fourth Proportional to 3,630.18, 5,009.94 and 2,058.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630.18 : 5,009.94 = 2,058.38 : x
2. Step 2: Convert to fraction form
   3,630.18/5,009.94 = 2,058.38/x
3. Step 3: Cross multiply
   3,630.18x = 5,009.94 × 2,058.38
4. Step 4: Simplify right side
   3,630.18x = 10,312,335.25
5. Step 5: Solve for x
   x = 10,312,335.25/3,630.18
6. Step 6: Final answer
   x = 2,840.72