Finding the Fourth Proportional to 1,375.48, 2,058.62 and 1,144.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375.48 : 2,058.62 = 1,144.83 : x
2. Step 2: Convert to fraction form
   1,375.48/2,058.62 = 1,144.83/x
3. Step 3: Cross multiply
   1,375.48x = 2,058.62 × 1,144.83
4. Step 4: Simplify right side
   1,375.48x = 2,356,771.93
5. Step 5: Solve for x
   x = 2,356,771.93/1,375.48
6. Step 6: Final answer
   x = 1,713.42