Finding the Fourth Proportional to 200,300.27, 276,413.94 and 109,655.50

Step by Step Solution

1. Step 1: Write the proportion equation
   200,300.27 : 276,413.94 = 109,655.50 : x
2. Step 2: Convert to fraction form
   200,300.27/276,413.94 = 109,655.50/x
3. Step 3: Cross multiply
   200,300.27x = 276,413.94 × 109,655.50
4. Step 4: Simplify right side
   200,300.27x = 30,310,308,797.67
5. Step 5: Solve for x
   x = 30,310,308,797.67/200,300.27
6. Step 6: Final answer
   x = 151,324.35