Finding the Fourth Proportional to 1,343.88, 1,855.89 and 1,067.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,343.88 : 1,855.89 = 1,067.04 : x
2. Step 2: Convert to fraction form
   1,343.88/1,855.89 = 1,067.04/x
3. Step 3: Cross multiply
   1,343.88x = 1,855.89 × 1,067.04
4. Step 4: Simplify right side
   1,343.88x = 1,980,308.87
5. Step 5: Solve for x
   x = 1,980,308.87/1,343.88
6. Step 6: Final answer
   x = 1,473.58