Finding the Third Proportional to 9,158,834 and 19,892,308

Step by Step Solution

1. Step 1: Write the proportion equation
   9,158,834 : 19,892,308 = 19,892,308 : x
2. Step 2: Convert to fraction form
   9,158,834/19,892,308 = 19,892,308/x
3. Step 3: Cross multiply
   9,158,834x = 19,892,308 × 19,892,308
4. Step 4: Simplify right side
   9,158,834x = 395,703,917,566,864
5. Step 5: Solve for x
   x = 395,703,917,566,864/9,158,834
6. Step 6: Final answer
   x = 43,204,617.27