Finding the Third Proportional to 3,939,524 and 8,467,558

Step by Step Solution

1. Step 1: Write the proportion equation
   3,939,524 : 8,467,558 = 8,467,558 : x
2. Step 2: Convert to fraction form
   3,939,524/8,467,558 = 8,467,558/x
3. Step 3: Cross multiply
   3,939,524x = 8,467,558 × 8,467,558
4. Step 4: Simplify right side
   3,939,524x = 71,699,538,483,364
5. Step 5: Solve for x
   x = 71,699,538,483,364/3,939,524
6. Step 6: Final answer
   x = 18,200,051.19