Finding the Fourth Proportional to 1,444.16, 1,992.89 and 814.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444.16 : 1,992.89 = 814.70 : x
2. Step 2: Convert to fraction form
   1,444.16/1,992.89 = 814.70/x
3. Step 3: Cross multiply
   1,444.16x = 1,992.89 × 814.70
4. Step 4: Simplify right side
   1,444.16x = 1,623,609.92
5. Step 5: Solve for x
   x = 1,623,609.92/1,444.16
6. Step 6: Final answer
   x = 1,124.26