Finding the Third Proportional to 4,826,810 and 9,531,796

Step by Step Solution

1. Step 1: Write the proportion equation
   4,826,810 : 9,531,796 = 9,531,796 : x
2. Step 2: Convert to fraction form
   4,826,810/9,531,796 = 9,531,796/x
3. Step 3: Cross multiply
   4,826,810x = 9,531,796 × 9,531,796
4. Step 4: Simplify right side
   4,826,810x = 90,855,134,985,616
5. Step 5: Solve for x
   x = 90,855,134,985,616/4,826,810
6. Step 6: Final answer
   x = 18,823,018.72