Finding the Fourth Proportional to 1,100.81, 1,650.94 and 484.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.81 : 1,650.94 = 484.67 : x
2. Step 2: Convert to fraction form
   1,100.81/1,650.94 = 484.67/x
3. Step 3: Cross multiply
   1,100.81x = 1,650.94 × 484.67
4. Step 4: Simplify right side
   1,100.81x = 800,161.09
5. Step 5: Solve for x
   x = 800,161.09/1,100.81
6. Step 6: Final answer
   x = 726.88