Finding the Third Proportional to 1,992,719 and 3,172,346

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992,719 : 3,172,346 = 3,172,346 : x
2. Step 2: Convert to fraction form
   1,992,719/3,172,346 = 3,172,346/x
3. Step 3: Cross multiply
   1,992,719x = 3,172,346 × 3,172,346
4. Step 4: Simplify right side
   1,992,719x = 10,063,779,143,716
5. Step 5: Solve for x
   x = 10,063,779,143,716/1,992,719
6. Step 6: Final answer
   x = 5,050,275.10