Finding the Third Proportional to 2,503,691 and 5,406,496

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503,691 : 5,406,496 = 5,406,496 : x
2. Step 2: Convert to fraction form
   2,503,691/5,406,496 = 5,406,496/x
3. Step 3: Cross multiply
   2,503,691x = 5,406,496 × 5,406,496
4. Step 4: Simplify right side
   2,503,691x = 29,230,198,998,016
5. Step 5: Solve for x
   x = 29,230,198,998,016/2,503,691
6. Step 6: Final answer
   x = 11,674,842.86