Finding the Third Proportional to 329,004 and 707,916

Step by Step Solution

1. Step 1: Write the proportion equation
   329,004 : 707,916 = 707,916 : x
2. Step 2: Convert to fraction form
   329,004/707,916 = 707,916/x
3. Step 3: Cross multiply
   329,004x = 707,916 × 707,916
4. Step 4: Simplify right side
   329,004x = 501,145,063,056
5. Step 5: Solve for x
   x = 501,145,063,056/329,004
6. Step 6: Final answer
   x = 1,523,218.75