Finding the Fourth Proportional to 1,300.58, 1,950.84 and 326.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.58 : 1,950.84 = 326.67 : x
2. Step 2: Convert to fraction form
   1,300.58/1,950.84 = 326.67/x
3. Step 3: Cross multiply
   1,300.58x = 1,950.84 × 326.67
4. Step 4: Simplify right side
   1,300.58x = 637,280.90
5. Step 5: Solve for x
   x = 637,280.90/1,300.58
6. Step 6: Final answer
   x = 490.00