Finding the Fourth Proportional to 2,433.72, 3,360.06 and 1,687.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,433.72 : 3,360.06 = 1,687.41 : x
2. Step 2: Convert to fraction form
   2,433.72/3,360.06 = 1,687.41/x
3. Step 3: Cross multiply
   2,433.72x = 3,360.06 × 1,687.41
4. Step 4: Simplify right side
   2,433.72x = 5,669,798.84
5. Step 5: Solve for x
   x = 5,669,798.84/2,433.72
6. Step 6: Final answer
   x = 2,329.68