Finding the Fourth Proportional to 1,650.82, 2,279.74 and 1,413.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,650.82 : 2,279.74 = 1,413.40 : x
2. Step 2: Convert to fraction form
   1,650.82/2,279.74 = 1,413.40/x
3. Step 3: Cross multiply
   1,650.82x = 2,279.74 × 1,413.40
4. Step 4: Simplify right side
   1,650.82x = 3,222,184.52
5. Step 5: Solve for x
   x = 3,222,184.52/1,650.82
6. Step 6: Final answer
   x = 1,951.87