Finding the Third Proportional to 4,953,360 and 10,116,636

Step by Step Solution

1. Step 1: Write the proportion equation
   4,953,360 : 10,116,636 = 10,116,636 : x
2. Step 2: Convert to fraction form
   4,953,360/10,116,636 = 10,116,636/x
3. Step 3: Cross multiply
   4,953,360x = 10,116,636 × 10,116,636
4. Step 4: Simplify right side
   4,953,360x = 102,346,323,956,496
5. Step 5: Solve for x
   x = 102,346,323,956,496/4,953,360
6. Step 6: Final answer
   x = 20,661,999.93