Finding the Third Proportional to 673,398 and 1,453,616

Step by Step Solution

1. Step 1: Write the proportion equation
   673,398 : 1,453,616 = 1,453,616 : x
2. Step 2: Convert to fraction form
   673,398/1,453,616 = 1,453,616/x
3. Step 3: Cross multiply
   673,398x = 1,453,616 × 1,453,616
4. Step 4: Simplify right side
   673,398x = 2,112,999,475,456
5. Step 5: Solve for x
   x = 2,112,999,475,456/673,398
6. Step 6: Final answer
   x = 3,137,816.68