Finding the Third Proportional to 1,490,839 and 3,274,558

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490,839 : 3,274,558 = 3,274,558 : x
2. Step 2: Convert to fraction form
   1,490,839/3,274,558 = 3,274,558/x
3. Step 3: Cross multiply
   1,490,839x = 3,274,558 × 3,274,558
4. Step 4: Simplify right side
   1,490,839x = 10,722,730,095,364
5. Step 5: Solve for x
   x = 10,722,730,095,364/1,490,839
6. Step 6: Final answer
   x = 7,192,413.20