Finding the Fourth Proportional to 3,663.43, 5,055.41 and 2,171.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,663.43 : 5,055.41 = 2,171.00 : x
2. Step 2: Convert to fraction form
   3,663.43/5,055.41 = 2,171.00/x
3. Step 3: Cross multiply
   3,663.43x = 5,055.41 × 2,171.00
4. Step 4: Simplify right side
   3,663.43x = 10,975,313.18
5. Step 5: Solve for x
   x = 10,975,313.18/3,663.43
6. Step 6: Final answer
   x = 2,995.91