Finding the Fourth Proportional to 3,663.37, 5,054.57 and 2,171.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,663.37 : 5,054.57 = 2,171.03 : x
2. Step 2: Convert to fraction form
   3,663.37/5,054.57 = 2,171.03/x
3. Step 3: Cross multiply
   3,663.37x = 5,054.57 × 2,171.03
4. Step 4: Simplify right side
   3,663.37x = 10,973,597.83
5. Step 5: Solve for x
   x = 10,973,597.83/3,663.37
6. Step 6: Final answer
   x = 2,995.49