Finding the Third Proportional to 3,391,317 and 7,371,666

Step by Step Solution

1. Step 1: Write the proportion equation
   3,391,317 : 7,371,666 = 7,371,666 : x
2. Step 2: Convert to fraction form
   3,391,317/7,371,666 = 7,371,666/x
3. Step 3: Cross multiply
   3,391,317x = 7,371,666 × 7,371,666
4. Step 4: Simplify right side
   3,391,317x = 54,341,459,615,556
5. Step 5: Solve for x
   x = 54,341,459,615,556/3,391,317
6. Step 6: Final answer
   x = 16,023,703.95