Finding the Third Proportional to 3,372,766 and 7,961,609

Step by Step Solution

1. Step 1: Write the proportion equation
   3,372,766 : 7,961,609 = 7,961,609 : x
2. Step 2: Convert to fraction form
   3,372,766/7,961,609 = 7,961,609/x
3. Step 3: Cross multiply
   3,372,766x = 7,961,609 × 7,961,609
4. Step 4: Simplify right side
   3,372,766x = 63,387,217,868,881
5. Step 5: Solve for x
   x = 63,387,217,868,881/3,372,766
6. Step 6: Final answer
   x = 18,793,838.02