Finding the Third Proportional to 9,158,848 and 19,892,336

Step by Step Solution

1. Step 1: Write the proportion equation
   9,158,848 : 19,892,336 = 19,892,336 : x
2. Step 2: Convert to fraction form
   9,158,848/19,892,336 = 19,892,336/x
3. Step 3: Cross multiply
   9,158,848x = 19,892,336 × 19,892,336
4. Step 4: Simplify right side
   9,158,848x = 395,705,031,536,896
5. Step 5: Solve for x
   x = 395,705,031,536,896/9,158,848
6. Step 6: Final answer
   x = 43,204,672.85