Finding the Third Proportional to 2,631,834 and 5,655,142

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631,834 : 5,655,142 = 5,655,142 : x
2. Step 2: Convert to fraction form
   2,631,834/5,655,142 = 5,655,142/x
3. Step 3: Cross multiply
   2,631,834x = 5,655,142 × 5,655,142
4. Step 4: Simplify right side
   2,631,834x = 31,980,631,040,164
5. Step 5: Solve for x
   x = 31,980,631,040,164/2,631,834
6. Step 6: Final answer
   x = 12,151,462.08