Finding the Fourth Proportional to 1,799.69, 2,483.78 and 1,013.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,799.69 : 2,483.78 = 1,013.87 : x
2. Step 2: Convert to fraction form
   1,799.69/2,483.78 = 1,013.87/x
3. Step 3: Cross multiply
   1,799.69x = 2,483.78 × 1,013.87
4. Step 4: Simplify right side
   1,799.69x = 2,518,231.17
5. Step 5: Solve for x
   x = 2,518,231.17/1,799.69
6. Step 6: Final answer
   x = 1,399.26