Finding the Fourth Proportional to 2,164.38, 2,986.84 and 1,233.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164.38 : 2,986.84 = 1,233.06 : x
2. Step 2: Convert to fraction form
   2,164.38/2,986.84 = 1,233.06/x
3. Step 3: Cross multiply
   2,164.38x = 2,986.84 × 1,233.06
4. Step 4: Simplify right side
   2,164.38x = 3,682,952.93
5. Step 5: Solve for x
   x = 3,682,952.93/2,164.38
6. Step 6: Final answer
   x = 1,701.62