Finding the Third Proportional to 3,667,212 and 8,670,942

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667,212 : 8,670,942 = 8,670,942 : x
2. Step 2: Convert to fraction form
   3,667,212/8,670,942 = 8,670,942/x
3. Step 3: Cross multiply
   3,667,212x = 8,670,942 × 8,670,942
4. Step 4: Simplify right side
   3,667,212x = 75,185,235,167,364
5. Step 5: Solve for x
   x = 75,185,235,167,364/3,667,212
6. Step 6: Final answer
   x = 20,502,014.93