Finding the Fourth Proportional to 1,393.74, 1,923.30 and 796.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393.74 : 1,923.30 = 796.32 : x
2. Step 2: Convert to fraction form
   1,393.74/1,923.30 = 796.32/x
3. Step 3: Cross multiply
   1,393.74x = 1,923.30 × 796.32
4. Step 4: Simplify right side
   1,393.74x = 1,531,562.26
5. Step 5: Solve for x
   x = 1,531,562.26/1,393.74
6. Step 6: Final answer
   x = 1,098.89