Finding the Fourth Proportional to 1,344.05, 1,854.82 and 754.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,344.05 : 1,854.82 = 754.57 : x
2. Step 2: Convert to fraction form
   1,344.05/1,854.82 = 754.57/x
3. Step 3: Cross multiply
   1,344.05x = 1,854.82 × 754.57
4. Step 4: Simplify right side
   1,344.05x = 1,399,578.48
5. Step 5: Solve for x
   x = 1,399,578.48/1,344.05
6. Step 6: Final answer
   x = 1,041.32