Finding the Third Proportional to 301,034 and 658,040

Step by Step Solution

1. Step 1: Write the proportion equation
   301,034 : 658,040 = 658,040 : x
2. Step 2: Convert to fraction form
   301,034/658,040 = 658,040/x
3. Step 3: Cross multiply
   301,034x = 658,040 × 658,040
4. Step 4: Simplify right side
   301,034x = 433,016,641,600
5. Step 5: Solve for x
   x = 433,016,641,600/301,034
6. Step 6: Final answer
   x = 1,438,431.01