Finding the Third Proportional to 3,116,990 and 4,675,593

Step by Step Solution

1. Step 1: Write the proportion equation
   3,116,990 : 4,675,593 = 4,675,593 : x
2. Step 2: Convert to fraction form
   3,116,990/4,675,593 = 4,675,593/x
3. Step 3: Cross multiply
   3,116,990x = 4,675,593 × 4,675,593
4. Step 4: Simplify right side
   3,116,990x = 21,861,169,901,649
5. Step 5: Solve for x
   x = 21,861,169,901,649/3,116,990
6. Step 6: Final answer
   x = 7,013,551.50