Finding the Third Proportional to 3,269,864 and 7,637,446

Step by Step Solution

1. Step 1: Write the proportion equation
   3,269,864 : 7,637,446 = 7,637,446 : x
2. Step 2: Convert to fraction form
   3,269,864/7,637,446 = 7,637,446/x
3. Step 3: Cross multiply
   3,269,864x = 7,637,446 × 7,637,446
4. Step 4: Simplify right side
   3,269,864x = 58,330,581,402,916
5. Step 5: Solve for x
   x = 58,330,581,402,916/3,269,864
6. Step 6: Final answer
   x = 17,838,840.21