Finding the Fourth Proportional to 2,434.35, 3,361.73 and 1,690.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,434.35 : 3,361.73 = 1,690.23 : x
2. Step 2: Convert to fraction form
   2,434.35/3,361.73 = 1,690.23/x
3. Step 3: Cross multiply
   2,434.35x = 3,361.73 × 1,690.23
4. Step 4: Simplify right side
   2,434.35x = 5,682,096.90
5. Step 5: Solve for x
   x = 5,682,096.90/2,434.35
6. Step 6: Final answer
   x = 2,334.13