Finding the Fourth Proportional to 1,100.98, 1,651.76 and 484.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.98 : 1,651.76 = 484.81 : x
2. Step 2: Convert to fraction form
   1,100.98/1,651.76 = 484.81/x
3. Step 3: Cross multiply
   1,100.98x = 1,651.76 × 484.81
4. Step 4: Simplify right side
   1,100.98x = 800,785.03
5. Step 5: Solve for x
   x = 800,785.03/1,100.98
6. Step 6: Final answer
   x = 727.34