Finding the Fourth Proportional to 2,907,829.28, 4,362,443.76 and 1,225,413.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,907,829.28 : 4,362,443.76 = 1,225,413.92 : x
2. Step 2: Convert to fraction form
   2,907,829.28/4,362,443.76 = 1,225,413.92/x
3. Step 3: Cross multiply
   2,907,829.28x = 4,362,443.76 × 1,225,413.92
4. Step 4: Simplify right side
   2,907,829.28x = 5,345,799,308,721.14
5. Step 5: Solve for x
   x = 5,345,799,308,721.14/2,907,829.28
6. Step 6: Final answer
   x = 1,838,415.81