Finding the Third Proportional to 2,910,616 and 6,122,824

Step by Step Solution

1. Step 1: Write the proportion equation
   2,910,616 : 6,122,824 = 6,122,824 : x
2. Step 2: Convert to fraction form
   2,910,616/6,122,824 = 6,122,824/x
3. Step 3: Cross multiply
   2,910,616x = 6,122,824 × 6,122,824
4. Step 4: Simplify right side
   2,910,616x = 37,488,973,734,976
5. Step 5: Solve for x
   x = 37,488,973,734,976/2,910,616
6. Step 6: Final answer
   x = 12,880,082.34