Finding the Third Proportional to 4,020,538 and 8,670,932

Step by Step Solution

1. Step 1: Write the proportion equation
   4,020,538 : 8,670,932 = 8,670,932 : x
2. Step 2: Convert to fraction form
   4,020,538/8,670,932 = 8,670,932/x
3. Step 3: Cross multiply
   4,020,538x = 8,670,932 × 8,670,932
4. Step 4: Simplify right side
   4,020,538x = 75,185,061,748,624
5. Step 5: Solve for x
   x = 75,185,061,748,624/4,020,538
6. Step 6: Final answer
   x = 18,700,249.01