Finding the Third Proportional to 2,406,834 and 5,286,087

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406,834 : 5,286,087 = 5,286,087 : x
2. Step 2: Convert to fraction form
   2,406,834/5,286,087 = 5,286,087/x
3. Step 3: Cross multiply
   2,406,834x = 5,286,087 × 5,286,087
4. Step 4: Simplify right side
   2,406,834x = 27,942,715,771,569
5. Step 5: Solve for x
   x = 27,942,715,771,569/2,406,834
6. Step 6: Final answer
   x = 11,609,739.50