Finding the Third Proportional to 3,801,042 and 8,196,220

Step by Step Solution

1. Step 1: Write the proportion equation
   3,801,042 : 8,196,220 = 8,196,220 : x
2. Step 2: Convert to fraction form
   3,801,042/8,196,220 = 8,196,220/x
3. Step 3: Cross multiply
   3,801,042x = 8,196,220 × 8,196,220
4. Step 4: Simplify right side
   3,801,042x = 67,178,022,288,400
5. Step 5: Solve for x
   x = 67,178,022,288,400/3,801,042
6. Step 6: Final answer
   x = 17,673,580.64