Finding the Third Proportional to 1,992,642 and 3,172,233

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992,642 : 3,172,233 = 3,172,233 : x
2. Step 2: Convert to fraction form
   1,992,642/3,172,233 = 3,172,233/x
3. Step 3: Cross multiply
   1,992,642x = 3,172,233 × 3,172,233
4. Step 4: Simplify right side
   1,992,642x = 10,063,062,206,289
5. Step 5: Solve for x
   x = 10,063,062,206,289/1,992,642
6. Step 6: Final answer
   x = 5,050,110.46