Finding the Fourth Proportional to 1,344.40, 1,854.82 and 754.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,344.40 : 1,854.82 = 754.82 : x
2. Step 2: Convert to fraction form
   1,344.40/1,854.82 = 754.82/x
3. Step 3: Cross multiply
   1,344.40x = 1,854.82 × 754.82
4. Step 4: Simplify right side
   1,344.40x = 1,400,055.23
5. Step 5: Solve for x
   x = 1,400,055.23/1,344.40
6. Step 6: Final answer
   x = 1,041.40