Finding the Third Proportional to 4,953,366 and 10,116,648

Step by Step Solution

1. Step 1: Write the proportion equation
   4,953,366 : 10,116,648 = 10,116,648 : x
2. Step 2: Convert to fraction form
   4,953,366/10,116,648 = 10,116,648/x
3. Step 3: Cross multiply
   4,953,366x = 10,116,648 × 10,116,648
4. Step 4: Simplify right side
   4,953,366x = 102,346,566,755,904
5. Step 5: Solve for x
   x = 102,346,566,755,904/4,953,366
6. Step 6: Final answer
   x = 20,662,023.92