Finding the Third Proportional to 10,313,342 and 21,856,099

Step by Step Solution

1. Step 1: Write the proportion equation
   10,313,342 : 21,856,099 = 21,856,099 : x
2. Step 2: Convert to fraction form
   10,313,342/21,856,099 = 21,856,099/x
3. Step 3: Cross multiply
   10,313,342x = 21,856,099 × 21,856,099
4. Step 4: Simplify right side
   10,313,342x = 477,689,063,497,801
5. Step 5: Solve for x
   x = 477,689,063,497,801/10,313,342
6. Step 6: Final answer
   x = 46,317,581.97