Finding the Third Proportional to 2,581,634 and 5,611,036

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581,634 : 5,611,036 = 5,611,036 : x
2. Step 2: Convert to fraction form
   2,581,634/5,611,036 = 5,611,036/x
3. Step 3: Cross multiply
   2,581,634x = 5,611,036 × 5,611,036
4. Step 4: Simplify right side
   2,581,634x = 31,483,724,993,296
5. Step 5: Solve for x
   x = 31,483,724,993,296/2,581,634
6. Step 6: Final answer
   x = 12,195,270.51