Finding the Third Proportional to 329,622 and 705,900

Step by Step Solution

1. Step 1: Write the proportion equation
   329,622 : 705,900 = 705,900 : x
2. Step 2: Convert to fraction form
   329,622/705,900 = 705,900/x
3. Step 3: Cross multiply
   329,622x = 705,900 × 705,900
4. Step 4: Simplify right side
   329,622x = 498,294,810,000
5. Step 5: Solve for x
   x = 498,294,810,000/329,622
6. Step 6: Final answer
   x = 1,511,715.87