Finding the Third Proportional to 5,338,137 and 8,272,650

Step by Step Solution

1. Step 1: Write the proportion equation
   5,338,137 : 8,272,650 = 8,272,650 : x
2. Step 2: Convert to fraction form
   5,338,137/8,272,650 = 8,272,650/x
3. Step 3: Cross multiply
   5,338,137x = 8,272,650 × 8,272,650
4. Step 4: Simplify right side
   5,338,137x = 68,436,738,022,500
5. Step 5: Solve for x
   x = 68,436,738,022,500/5,338,137
6. Step 6: Final answer
   x = 12,820,341.26