Finding the Third Proportional to 3,774,696 and 8,212,932

Step by Step Solution

1. Step 1: Write the proportion equation
   3,774,696 : 8,212,932 = 8,212,932 : x
2. Step 2: Convert to fraction form
   3,774,696/8,212,932 = 8,212,932/x
3. Step 3: Cross multiply
   3,774,696x = 8,212,932 × 8,212,932
4. Step 4: Simplify right side
   3,774,696x = 67,452,252,036,624
5. Step 5: Solve for x
   x = 67,452,252,036,624/3,774,696
6. Step 6: Final answer
   x = 17,869,585.27