Finding the Third Proportional to 2,503,287 and 5,139,279

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503,287 : 5,139,279 = 5,139,279 : x
2. Step 2: Convert to fraction form
   2,503,287/5,139,279 = 5,139,279/x
3. Step 3: Cross multiply
   2,503,287x = 5,139,279 × 5,139,279
4. Step 4: Simplify right side
   2,503,287x = 26,412,188,639,841
5. Step 5: Solve for x
   x = 26,412,188,639,841/2,503,287
6. Step 6: Final answer
   x = 10,551,003.00