Finding the Fourth Proportional to 22,069,865.08, 30,456,413.82 and 12,280,939.84

Step by Step Solution

1. Step 1: Write the proportion equation
   22,069,865.08 : 30,456,413.82 = 12,280,939.84 : x
2. Step 2: Convert to fraction form
   22,069,865.08/30,456,413.82 = 12,280,939.84/x
3. Step 3: Cross multiply
   22,069,865.08x = 30,456,413.82 × 12,280,939.84
4. Step 4: Simplify right side
   22,069,865.08x = 374,033,385,865,564.56
5. Step 5: Solve for x
   x = 374,033,385,865,564.56/22,069,865.08
6. Step 6: Final answer
   x = 16,947,696.98