Finding the Third Proportional to 5,111,910 and 10,942,047

Step by Step Solution

1. Step 1: Write the proportion equation
   5,111,910 : 10,942,047 = 10,942,047 : x
2. Step 2: Convert to fraction form
   5,111,910/10,942,047 = 10,942,047/x
3. Step 3: Cross multiply
   5,111,910x = 10,942,047 × 10,942,047
4. Step 4: Simplify right side
   5,111,910x = 119,728,392,550,209
5. Step 5: Solve for x
   x = 119,728,392,550,209/5,111,910
6. Step 6: Final answer
   x = 23,421,459.41