Finding the Fourth Proportional to 1,483.82, 2,048.31 and 1,043.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.82 : 2,048.31 = 1,043.36 : x
2. Step 2: Convert to fraction form
   1,483.82/2,048.31 = 1,043.36/x
3. Step 3: Cross multiply
   1,483.82x = 2,048.31 × 1,043.36
4. Step 4: Simplify right side
   1,483.82x = 2,137,114.48
5. Step 5: Solve for x
   x = 2,137,114.48/1,483.82
6. Step 6: Final answer
   x = 1,440.28