Finding the Third Proportional to 5,338,550 and 8,273,222

Step by Step Solution

1. Step 1: Write the proportion equation
   5,338,550 : 8,273,222 = 8,273,222 : x
2. Step 2: Convert to fraction form
   5,338,550/8,273,222 = 8,273,222/x
3. Step 3: Cross multiply
   5,338,550x = 8,273,222 × 8,273,222
4. Step 4: Simplify right side
   5,338,550x = 68,446,202,261,284
5. Step 5: Solve for x
   x = 68,446,202,261,284/5,338,550
6. Step 6: Final answer
   x = 12,821,122.26