Finding the Third Proportional to 3,558,906 and 8,397,714

Step by Step Solution

1. Step 1: Write the proportion equation
   3,558,906 : 8,397,714 = 8,397,714 : x
2. Step 2: Convert to fraction form
   3,558,906/8,397,714 = 8,397,714/x
3. Step 3: Cross multiply
   3,558,906x = 8,397,714 × 8,397,714
4. Step 4: Simplify right side
   3,558,906x = 70,521,600,425,796
5. Step 5: Solve for x
   x = 70,521,600,425,796/3,558,906
6. Step 6: Final answer
   x = 19,815,527.70