Finding the Fourth Proportional to 1,423.15, 1,964.01 and 793.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.15 : 1,964.01 = 793.73 : x
2. Step 2: Convert to fraction form
   1,423.15/1,964.01 = 793.73/x
3. Step 3: Cross multiply
   1,423.15x = 1,964.01 × 793.73
4. Step 4: Simplify right side
   1,423.15x = 1,558,901.54
5. Step 5: Solve for x
   x = 1,558,901.54/1,423.15
6. Step 6: Final answer
   x = 1,095.39