Finding the Third Proportional to 2,631,420 and 5,668,884

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631,420 : 5,668,884 = 5,668,884 : x
2. Step 2: Convert to fraction form
   2,631,420/5,668,884 = 5,668,884/x
3. Step 3: Cross multiply
   2,631,420x = 5,668,884 × 5,668,884
4. Step 4: Simplify right side
   2,631,420x = 32,136,245,805,456
5. Step 5: Solve for x
   x = 32,136,245,805,456/2,631,420
6. Step 6: Final answer
   x = 12,212,511.04