Finding the Fourth Proportional to 1,444.30, 1,993.07 and 814.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444.30 : 1,993.07 = 814.89 : x
2. Step 2: Convert to fraction form
   1,444.30/1,993.07 = 814.89/x
3. Step 3: Cross multiply
   1,444.30x = 1,993.07 × 814.89
4. Step 4: Simplify right side
   1,444.30x = 1,624,142.32
5. Step 5: Solve for x
   x = 1,624,142.32/1,444.30
6. Step 6: Final answer
   x = 1,124.52