Finding the Third Proportional to 1,217,463 and 1,892,507

Step by Step Solution

1. Step 1: Write the proportion equation
   1,217,463 : 1,892,507 = 1,892,507 : x
2. Step 2: Convert to fraction form
   1,217,463/1,892,507 = 1,892,507/x
3. Step 3: Cross multiply
   1,217,463x = 1,892,507 × 1,892,507
4. Step 4: Simplify right side
   1,217,463x = 3,581,582,745,049
5. Step 5: Solve for x
   x = 3,581,582,745,049/1,217,463
6. Step 6: Final answer
   x = 2,941,841.14