Finding the Fourth Proportional to 1,488.04, 2,053.87 and 1,046.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,488.04 : 2,053.87 = 1,046.09 : x
2. Step 2: Convert to fraction form
   1,488.04/2,053.87 = 1,046.09/x
3. Step 3: Cross multiply
   1,488.04x = 2,053.87 × 1,046.09
4. Step 4: Simplify right side
   1,488.04x = 2,148,535.39
5. Step 5: Solve for x
   x = 2,148,535.39/1,488.04
6. Step 6: Final answer
   x = 1,443.87