Finding the Third Proportional to 757,419 and 1,643,592

Step by Step Solution

1. Step 1: Write the proportion equation
   757,419 : 1,643,592 = 1,643,592 : x
2. Step 2: Convert to fraction form
   757,419/1,643,592 = 1,643,592/x
3. Step 3: Cross multiply
   757,419x = 1,643,592 × 1,643,592
4. Step 4: Simplify right side
   757,419x = 2,701,394,662,464
5. Step 5: Solve for x
   x = 2,701,394,662,464/757,419
6. Step 6: Final answer
   x = 3,566,578.95