Finding the Third Proportional to 5,338,470 and 8,273,193

Step by Step Solution

1. Step 1: Write the proportion equation
   5,338,470 : 8,273,193 = 8,273,193 : x
2. Step 2: Convert to fraction form
   5,338,470/8,273,193 = 8,273,193/x
3. Step 3: Cross multiply
   5,338,470x = 8,273,193 × 8,273,193
4. Step 4: Simplify right side
   5,338,470x = 68,445,722,415,249
5. Step 5: Solve for x
   x = 68,445,722,415,249/5,338,470
6. Step 6: Final answer
   x = 12,821,224.51