Finding the Fourth Proportional to 2,478.06, 3,419.28 and 1,483.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,478.06 : 3,419.28 = 1,483.38 : x
2. Step 2: Convert to fraction form
   2,478.06/3,419.28 = 1,483.38/x
3. Step 3: Cross multiply
   2,478.06x = 3,419.28 × 1,483.38
4. Step 4: Simplify right side
   2,478.06x = 5,072,091.57
5. Step 5: Solve for x
   x = 5,072,091.57/2,478.06
6. Step 6: Final answer
   x = 2,046.80