Finding the Third Proportional to 1,992,756 and 3,172,396

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992,756 : 3,172,396 = 3,172,396 : x
2. Step 2: Convert to fraction form
   1,992,756/3,172,396 = 3,172,396/x
3. Step 3: Cross multiply
   1,992,756x = 3,172,396 × 3,172,396
4. Step 4: Simplify right side
   1,992,756x = 10,064,096,380,816
5. Step 5: Solve for x
   x = 10,064,096,380,816/1,992,756
6. Step 6: Final answer
   x = 5,050,340.52