Finding the Fourth Proportional to 1,047.98, 1,571.98 and 363.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.98 : 1,571.98 = 363.50 : x
2. Step 2: Convert to fraction form
   1,047.98/1,571.98 = 363.50/x
3. Step 3: Cross multiply
   1,047.98x = 1,571.98 × 363.50
4. Step 4: Simplify right side
   1,047.98x = 571,414.73
5. Step 5: Solve for x
   x = 571,414.73/1,047.98
6. Step 6: Final answer
   x = 545.25