Finding the Fourth Proportional to 8,083.49, 12,118.69 and 3,637.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,083.49 : 12,118.69 = 3,637.89 : x
2. Step 2: Convert to fraction form
   8,083.49/12,118.69 = 3,637.89/x
3. Step 3: Cross multiply
   8,083.49x = 12,118.69 × 3,637.89
4. Step 4: Simplify right side
   8,083.49x = 44,086,461.16
5. Step 5: Solve for x
   x = 44,086,461.16/8,083.49
6. Step 6: Final answer
   x = 5,453.89