Finding the Fourth Proportional to 2,578.50, 3,868.52 and 1,483.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578.50 : 3,868.52 = 1,483.65 : x
2. Step 2: Convert to fraction form
   2,578.50/3,868.52 = 1,483.65/x
3. Step 3: Cross multiply
   2,578.50x = 3,868.52 × 1,483.65
4. Step 4: Simplify right side
   2,578.50x = 5,739,522.28
5. Step 5: Solve for x
   x = 5,739,522.28/2,578.50
6. Step 6: Final answer
   x = 2,225.92