Finding the Third Proportional to 2,631,843 and 5,655,161

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631,843 : 5,655,161 = 5,655,161 : x
2. Step 2: Convert to fraction form
   2,631,843/5,655,161 = 5,655,161/x
3. Step 3: Cross multiply
   2,631,843x = 5,655,161 × 5,655,161
4. Step 4: Simplify right side
   2,631,843x = 31,980,845,935,921
5. Step 5: Solve for x
   x = 31,980,845,935,921/2,631,843
6. Step 6: Final answer
   x = 12,151,502.17