Finding the Third Proportional to 306,850 and 635,002

Step by Step Solution

1. Step 1: Write the proportion equation
   306,850 : 635,002 = 635,002 : x
2. Step 2: Convert to fraction form
   306,850/635,002 = 635,002/x
3. Step 3: Cross multiply
   306,850x = 635,002 × 635,002
4. Step 4: Simplify right side
   306,850x = 403,227,540,004
5. Step 5: Solve for x
   x = 403,227,540,004/306,850
6. Step 6: Final answer
   x = 1,314,086.82