Finding the Third Proportional to 817,976 and 1,675,616

Step by Step Solution

1. Step 1: Write the proportion equation
   817,976 : 1,675,616 = 1,675,616 : x
2. Step 2: Convert to fraction form
   817,976/1,675,616 = 1,675,616/x
3. Step 3: Cross multiply
   817,976x = 1,675,616 × 1,675,616
4. Step 4: Simplify right side
   817,976x = 2,807,688,979,456
5. Step 5: Solve for x
   x = 2,807,688,979,456/817,976
6. Step 6: Final answer
   x = 3,432,483.32