Finding the Third Proportional to 463,390 and 1,082,609

Step by Step Solution

1. Step 1: Write the proportion equation
   463,390 : 1,082,609 = 1,082,609 : x
2. Step 2: Convert to fraction form
   463,390/1,082,609 = 1,082,609/x
3. Step 3: Cross multiply
   463,390x = 1,082,609 × 1,082,609
4. Step 4: Simplify right side
   463,390x = 1,172,042,246,881
5. Step 5: Solve for x
   x = 1,172,042,246,881/463,390
6. Step 6: Final answer
   x = 2,529,278.25