Finding the Third Proportional to 680,208 and 1,061,676

Step by Step Solution

1. Step 1: Write the proportion equation
   680,208 : 1,061,676 = 1,061,676 : x
2. Step 2: Convert to fraction form
   680,208/1,061,676 = 1,061,676/x
3. Step 3: Cross multiply
   680,208x = 1,061,676 × 1,061,676
4. Step 4: Simplify right side
   680,208x = 1,127,155,928,976
5. Step 5: Solve for x
   x = 1,127,155,928,976/680,208
6. Step 6: Final answer
   x = 1,657,075.38