Finding the Fourth Proportional to 1,100.82, 1,651.08 and 484.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.82 : 1,651.08 = 484.31 : x
2. Step 2: Convert to fraction form
   1,100.82/1,651.08 = 484.31/x
3. Step 3: Cross multiply
   1,100.82x = 1,651.08 × 484.31
4. Step 4: Simplify right side
   1,100.82x = 799,640.50
5. Step 5: Solve for x
   x = 799,640.50/1,100.82
6. Step 6: Final answer
   x = 726.40