Finding the Fourth Proportional to 1,464.38, 2,019.67 and 903.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,464.38 : 2,019.67 = 903.85 : x
2. Step 2: Convert to fraction form
   1,464.38/2,019.67 = 903.85/x
3. Step 3: Cross multiply
   1,464.38x = 2,019.67 × 903.85
4. Step 4: Simplify right side
   1,464.38x = 1,825,478.73
5. Step 5: Solve for x
   x = 1,825,478.73/1,464.38
6. Step 6: Final answer
   x = 1,246.59