Finding the Fourth Proportional to 1,384.26, 1,910.24 and 794.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384.26 : 1,910.24 = 794.78 : x
2. Step 2: Convert to fraction form
   1,384.26/1,910.24 = 794.78/x
3. Step 3: Cross multiply
   1,384.26x = 1,910.24 × 794.78
4. Step 4: Simplify right side
   1,384.26x = 1,518,220.55
5. Step 5: Solve for x
   x = 1,518,220.55/1,384.26
6. Step 6: Final answer
   x = 1,096.77