Finding the Fourth Proportional to 8,188,429.46, 12,257,449.94 and 5,342,413.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,188,429.46 : 12,257,449.94 = 5,342,413.46 : x
2. Step 2: Convert to fraction form
   8,188,429.46/12,257,449.94 = 5,342,413.46/x
3. Step 3: Cross multiply
   8,188,429.46x = 12,257,449.94 × 5,342,413.46
4. Step 4: Simplify right side
   8,188,429.46x = 65,484,365,496,800.98
5. Step 5: Solve for x
   x = 65,484,365,496,800.98/8,188,429.46
6. Step 6: Final answer
   x = 7,997,182.59