Finding the Third Proportional to 8,522,507 and 18,309,910

Step by Step Solution

1. Step 1: Write the proportion equation
   8,522,507 : 18,309,910 = 18,309,910 : x
2. Step 2: Convert to fraction form
   8,522,507/18,309,910 = 18,309,910/x
3. Step 3: Cross multiply
   8,522,507x = 18,309,910 × 18,309,910
4. Step 4: Simplify right side
   8,522,507x = 335,252,804,208,100
5. Step 5: Solve for x
   x = 335,252,804,208,100/8,522,507
6. Step 6: Final answer
   x = 39,337,345.71