Finding the Third Proportional to 329,636 and 705,928

Step by Step Solution

1. Step 1: Write the proportion equation
   329,636 : 705,928 = 705,928 : x
2. Step 2: Convert to fraction form
   329,636/705,928 = 705,928/x
3. Step 3: Cross multiply
   329,636x = 705,928 × 705,928
4. Step 4: Simplify right side
   329,636x = 498,334,341,184
5. Step 5: Solve for x
   x = 498,334,341,184/329,636
6. Step 6: Final answer
   x = 1,511,771.59