Finding the Third Proportional to 4,958,839 and 7,662,663

Step by Step Solution

1. Step 1: Write the proportion equation
   4,958,839 : 7,662,663 = 7,662,663 : x
2. Step 2: Convert to fraction form
   4,958,839/7,662,663 = 7,662,663/x
3. Step 3: Cross multiply
   4,958,839x = 7,662,663 × 7,662,663
4. Step 4: Simplify right side
   4,958,839x = 58,716,404,251,569
5. Step 5: Solve for x
   x = 58,716,404,251,569/4,958,839
6. Step 6: Final answer
   x = 11,840,756.32