Finding the Fourth Proportional to 1,353.57, 1,867.49 and 755.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,353.57 : 1,867.49 = 755.97 : x
2. Step 2: Convert to fraction form
   1,353.57/1,867.49 = 755.97/x
3. Step 3: Cross multiply
   1,353.57x = 1,867.49 × 755.97
4. Step 4: Simplify right side
   1,353.57x = 1,411,757.08
5. Step 5: Solve for x
   x = 1,411,757.08/1,353.57
6. Step 6: Final answer
   x = 1,042.99