Finding the Fourth Proportional to 2,150.32, 3,227.46 and 1,666.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.32 : 3,227.46 = 1,666.48 : x
2. Step 2: Convert to fraction form
   2,150.32/3,227.46 = 1,666.48/x
3. Step 3: Cross multiply
   2,150.32x = 3,227.46 × 1,666.48
4. Step 4: Simplify right side
   2,150.32x = 5,378,497.54
5. Step 5: Solve for x
   x = 5,378,497.54/2,150.32
6. Step 6: Final answer
   x = 2,501.25