Finding the Fourth Proportional to 1,444.35, 1,992.93 and 814.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444.35 : 1,992.93 = 814.89 : x
2. Step 2: Convert to fraction form
   1,444.35/1,992.93 = 814.89/x
3. Step 3: Cross multiply
   1,444.35x = 1,992.93 × 814.89
4. Step 4: Simplify right side
   1,444.35x = 1,624,018.73
5. Step 5: Solve for x
   x = 1,624,018.73/1,444.35
6. Step 6: Final answer
   x = 1,124.39