Finding the Fourth Proportional to 1,100.73, 1,650.48 and 359.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.73 : 1,650.48 = 359.98 : x
2. Step 2: Convert to fraction form
   1,100.73/1,650.48 = 359.98/x
3. Step 3: Cross multiply
   1,100.73x = 1,650.48 × 359.98
4. Step 4: Simplify right side
   1,100.73x = 594,139.79
5. Step 5: Solve for x
   x = 594,139.79/1,100.73
6. Step 6: Final answer
   x = 539.77