Finding the Fourth Proportional to 2,162.30, 3,241.29 and 1,067.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.30 : 3,241.29 = 1,067.45 : x
2. Step 2: Convert to fraction form
   2,162.30/3,241.29 = 1,067.45/x
3. Step 3: Cross multiply
   2,162.30x = 3,241.29 × 1,067.45
4. Step 4: Simplify right side
   2,162.30x = 3,459,915.01
5. Step 5: Solve for x
   x = 3,459,915.01/2,162.30
6. Step 6: Final answer
   x = 1,600.11