Finding the Fourth Proportional to 1,665.71, 2,496.39 and 1,433

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665.71 : 2,496.39 = 1,433 : x
2. Step 2: Convert to fraction form
   1,665.71/2,496.39 = 1,433/x
3. Step 3: Cross multiply
   1,665.71x = 2,496.39 × 1,433
4. Step 4: Simplify right side
   1,665.71x = 3,577,326.87
5. Step 5: Solve for x
   x = 3,577,326.87/1,665.71
6. Step 6: Final answer
   x = 2,147.63