Finding the Fourth Proportional to 1,344.49, 1,855.31 and 755.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,344.49 : 1,855.31 = 755.01 : x
2. Step 2: Convert to fraction form
   1,344.49/1,855.31 = 755.01/x
3. Step 3: Cross multiply
   1,344.49x = 1,855.31 × 755.01
4. Step 4: Simplify right side
   1,344.49x = 1,400,773.83
5. Step 5: Solve for x
   x = 1,400,773.83/1,344.49
6. Step 6: Final answer
   x = 1,041.86