Finding the Third Proportional to 425,393 and 659,004

Step by Step Solution

1. Step 1: Write the proportion equation
   425,393 : 659,004 = 659,004 : x
2. Step 2: Convert to fraction form
   425,393/659,004 = 659,004/x
3. Step 3: Cross multiply
   425,393x = 659,004 × 659,004
4. Step 4: Simplify right side
   425,393x = 434,286,272,016
5. Step 5: Solve for x
   x = 434,286,272,016/425,393
6. Step 6: Final answer
   x = 1,020,906.01