Finding the Third Proportional to 1,992,692 and 3,172,323

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992,692 : 3,172,323 = 3,172,323 : x
2. Step 2: Convert to fraction form
   1,992,692/3,172,323 = 3,172,323/x
3. Step 3: Cross multiply
   1,992,692x = 3,172,323 × 3,172,323
4. Step 4: Simplify right side
   1,992,692x = 10,063,633,216,329
5. Step 5: Solve for x
   x = 10,063,633,216,329/1,992,692
6. Step 6: Final answer
   x = 5,050,270.30