Finding the Fourth Proportional to 3,655.89, 5,484.38 and 1,058.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,655.89 : 5,484.38 = 1,058.49 : x
2. Step 2: Convert to fraction form
   3,655.89/5,484.38 = 1,058.49/x
3. Step 3: Cross multiply
   3,655.89x = 5,484.38 × 1,058.49
4. Step 4: Simplify right side
   3,655.89x = 5,805,156.09
5. Step 5: Solve for x
   x = 5,805,156.09/3,655.89
6. Step 6: Final answer
   x = 1,587.89