Finding the Third Proportional to 3,952,212 and 8,503,608

Step by Step Solution

1. Step 1: Write the proportion equation
   3,952,212 : 8,503,608 = 8,503,608 : x
2. Step 2: Convert to fraction form
   3,952,212/8,503,608 = 8,503,608/x
3. Step 3: Cross multiply
   3,952,212x = 8,503,608 × 8,503,608
4. Step 4: Simplify right side
   3,952,212x = 72,311,349,017,664
5. Step 5: Solve for x
   x = 72,311,349,017,664/3,952,212
6. Step 6: Final answer
   x = 18,296,424.64