Finding the Third Proportional to 2,141,028 and 3,131,163

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,028 : 3,131,163 = 3,131,163 : x
2. Step 2: Convert to fraction form
   2,141,028/3,131,163 = 3,131,163/x
3. Step 3: Cross multiply
   2,141,028x = 3,131,163 × 3,131,163
4. Step 4: Simplify right side
   2,141,028x = 9,804,181,732,569
5. Step 5: Solve for x
   x = 9,804,181,732,569/2,141,028
6. Step 6: Final answer
   x = 4,579,193.61