Finding the Fourth Proportional to 8,003.25, 12,003.42 and 2,158.49

Step by Step Solution

1. Step 1: Write the proportion equation
   8,003.25 : 12,003.42 = 2,158.49 : x
2. Step 2: Convert to fraction form
   8,003.25/12,003.42 = 2,158.49/x
3. Step 3: Cross multiply
   8,003.25x = 12,003.42 × 2,158.49
4. Step 4: Simplify right side
   8,003.25x = 25,909,262.04
5. Step 5: Solve for x
   x = 25,909,262.04/8,003.25
6. Step 6: Final answer
   x = 3,237.34