Finding the Fourth Proportional to 2,104.65, 3,154.41 and 1,488.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.65 : 3,154.41 = 1,488.53 : x
2. Step 2: Convert to fraction form
   2,104.65/3,154.41 = 1,488.53/x
3. Step 3: Cross multiply
   2,104.65x = 3,154.41 × 1,488.53
4. Step 4: Simplify right side
   2,104.65x = 4,695,417.78
5. Step 5: Solve for x
   x = 4,695,417.78/2,104.65
6. Step 6: Final answer
   x = 2,230.98