Finding the Fourth Proportional to 1,786.73, 2,465.71 and 1,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,786.73 : 2,465.71 = 1,030.50 : x
2. Step 2: Convert to fraction form
   1,786.73/2,465.71 = 1,030.50/x
3. Step 3: Cross multiply
   1,786.73x = 2,465.71 × 1,030.50
4. Step 4: Simplify right side
   1,786.73x = 2,540,907.54
5. Step 5: Solve for x
   x = 2,540,907.54/1,786.73
6. Step 6: Final answer
   x = 1,422.10