Finding the Fourth Proportional to 2,433.65, 3,353.00 and 1,686.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,433.65 : 3,353.00 = 1,686.56 : x
2. Step 2: Convert to fraction form
   2,433.65/3,353.00 = 1,686.56/x
3. Step 3: Cross multiply
   2,433.65x = 3,353.00 × 1,686.56
4. Step 4: Simplify right side
   2,433.65x = 5,655,010.48
5. Step 5: Solve for x
   x = 5,655,010.48/2,433.65
6. Step 6: Final answer
   x = 2,323.68