Finding the Third Proportional to 4,102,734 and 8,927,906

Step by Step Solution

1. Step 1: Write the proportion equation
   4,102,734 : 8,927,906 = 8,927,906 : x
2. Step 2: Convert to fraction form
   4,102,734/8,927,906 = 8,927,906/x
3. Step 3: Cross multiply
   4,102,734x = 8,927,906 × 8,927,906
4. Step 4: Simplify right side
   4,102,734x = 79,707,505,544,836
5. Step 5: Solve for x
   x = 79,707,505,544,836/4,102,734
6. Step 6: Final answer
   x = 19,427,899.92