Finding the Third Proportional to 4,300,208 and 9,450,168

Step by Step Solution

1. Step 1: Write the proportion equation
   4,300,208 : 9,450,168 = 9,450,168 : x
2. Step 2: Convert to fraction form
   4,300,208/9,450,168 = 9,450,168/x
3. Step 3: Cross multiply
   4,300,208x = 9,450,168 × 9,450,168
4. Step 4: Simplify right side
   4,300,208x = 89,305,675,228,224
5. Step 5: Solve for x
   x = 89,305,675,228,224/4,300,208
6. Step 6: Final answer
   x = 20,767,757.10