Finding the Third Proportional to 9,749,508 and 21,126,144

Step by Step Solution

1. Step 1: Write the proportion equation
   9,749,508 : 21,126,144 = 21,126,144 : x
2. Step 2: Convert to fraction form
   9,749,508/21,126,144 = 21,126,144/x
3. Step 3: Cross multiply
   9,749,508x = 21,126,144 × 21,126,144
4. Step 4: Simplify right side
   9,749,508x = 446,313,960,308,736
5. Step 5: Solve for x
   x = 446,313,960,308,736/9,749,508
6. Step 6: Final answer
   x = 45,778,100.83