Finding the Third Proportional to 1,992,629 and 3,172,213

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992,629 : 3,172,213 = 3,172,213 : x
2. Step 2: Convert to fraction form
   1,992,629/3,172,213 = 3,172,213/x
3. Step 3: Cross multiply
   1,992,629x = 3,172,213 × 3,172,213
4. Step 4: Simplify right side
   1,992,629x = 10,062,935,317,369
5. Step 5: Solve for x
   x = 10,062,935,317,369/1,992,629
6. Step 6: Final answer
   x = 5,050,079.73