Finding the Fourth Proportional to 1,337.49, 1,843.81 and 1,039.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.49 : 1,843.81 = 1,039.14 : x
2. Step 2: Convert to fraction form
   1,337.49/1,843.81 = 1,039.14/x
3. Step 3: Cross multiply
   1,337.49x = 1,843.81 × 1,039.14
4. Step 4: Simplify right side
   1,337.49x = 1,915,976.72
5. Step 5: Solve for x
   x = 1,915,976.72/1,337.49
6. Step 6: Final answer
   x = 1,432.52