Finding the Fourth Proportional to 1,615.23, 2,423.25 and 793.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,615.23 : 2,423.25 = 793.89 : x
2. Step 2: Convert to fraction form
   1,615.23/2,423.25 = 793.89/x
3. Step 3: Cross multiply
   1,615.23x = 2,423.25 × 793.89
4. Step 4: Simplify right side
   1,615.23x = 1,923,793.94
5. Step 5: Solve for x
   x = 1,923,793.94/1,615.23
6. Step 6: Final answer
   x = 1,191.03