Finding the Third Proportional to 329,627 and 705,910

Step by Step Solution

1. Step 1: Write the proportion equation
   329,627 : 705,910 = 705,910 : x
2. Step 2: Convert to fraction form
   329,627/705,910 = 705,910/x
3. Step 3: Cross multiply
   329,627x = 705,910 × 705,910
4. Step 4: Simplify right side
   329,627x = 498,308,928,100
5. Step 5: Solve for x
   x = 498,308,928,100/329,627
6. Step 6: Final answer
   x = 1,511,735.77