Finding the Fourth Proportional to 1,412.83, 1,950.24 and 890.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,412.83 : 1,950.24 = 890.38 : x
2. Step 2: Convert to fraction form
   1,412.83/1,950.24 = 890.38/x
3. Step 3: Cross multiply
   1,412.83x = 1,950.24 × 890.38
4. Step 4: Simplify right side
   1,412.83x = 1,736,454.69
5. Step 5: Solve for x
   x = 1,736,454.69/1,412.83
6. Step 6: Final answer
   x = 1,229.06