Finding the Fourth Proportional to 2,478.07, 3,418.77 and 1,483.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,478.07 : 3,418.77 = 1,483.39 : x
2. Step 2: Convert to fraction form
   2,478.07/3,418.77 = 1,483.39/x
3. Step 3: Cross multiply
   2,478.07x = 3,418.77 × 1,483.39
4. Step 4: Simplify right side
   2,478.07x = 5,071,369.23
5. Step 5: Solve for x
   x = 5,071,369.23/2,478.07
6. Step 6: Final answer
   x = 2,046.50