Finding the Fourth Proportional to 2,665.32, 4,005.06 and 1,433.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.32 : 4,005.06 = 1,433.64 : x
2. Step 2: Convert to fraction form
   2,665.32/4,005.06 = 1,433.64/x
3. Step 3: Cross multiply
   2,665.32x = 4,005.06 × 1,433.64
4. Step 4: Simplify right side
   2,665.32x = 5,741,814.22
5. Step 5: Solve for x
   x = 5,741,814.22/2,665.32
6. Step 6: Final answer
   x = 2,154.27