Finding the Third Proportional to 10,455,642 and 22,648,308

Step by Step Solution

1. Step 1: Write the proportion equation
   10,455,642 : 22,648,308 = 22,648,308 : x
2. Step 2: Convert to fraction form
   10,455,642/22,648,308 = 22,648,308/x
3. Step 3: Cross multiply
   10,455,642x = 22,648,308 × 22,648,308
4. Step 4: Simplify right side
   10,455,642x = 512,945,855,262,864
5. Step 5: Solve for x
   x = 512,945,855,262,864/10,455,642
6. Step 6: Final answer
   x = 49,059,240.48