Finding the Fourth Proportional to 1,337.52, 2,003.46 and 1,143.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.52 : 2,003.46 = 1,143.36 : x
2. Step 2: Convert to fraction form
   1,337.52/2,003.46 = 1,143.36/x
3. Step 3: Cross multiply
   1,337.52x = 2,003.46 × 1,143.36
4. Step 4: Simplify right side
   1,337.52x = 2,290,676.03
5. Step 5: Solve for x
   x = 2,290,676.03/1,337.52
6. Step 6: Final answer
   x = 1,712.63