Finding the Third Proportional to 2,493,279 and 5,380,218

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493,279 : 5,380,218 = 5,380,218 : x
2. Step 2: Convert to fraction form
   2,493,279/5,380,218 = 5,380,218/x
3. Step 3: Cross multiply
   2,493,279x = 5,380,218 × 5,380,218
4. Step 4: Simplify right side
   2,493,279x = 28,946,745,727,524
5. Step 5: Solve for x
   x = 28,946,745,727,524/2,493,279
6. Step 6: Final answer
   x = 11,609,910.37