Finding the Fourth Proportional to 1,300.82, 1,951.27 and 326.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.82 : 1,951.27 = 326.94 : x
2. Step 2: Convert to fraction form
   1,300.82/1,951.27 = 326.94/x
3. Step 3: Cross multiply
   1,300.82x = 1,951.27 × 326.94
4. Step 4: Simplify right side
   1,300.82x = 637,947.40
5. Step 5: Solve for x
   x = 637,947.40/1,300.82
6. Step 6: Final answer
   x = 490.42