Finding the Third Proportional to 254,087 and 501,748

Step by Step Solution

1. Step 1: Write the proportion equation
   254,087 : 501,748 = 501,748 : x
2. Step 2: Convert to fraction form
   254,087/501,748 = 501,748/x
3. Step 3: Cross multiply
   254,087x = 501,748 × 501,748
4. Step 4: Simplify right side
   254,087x = 251,751,055,504
5. Step 5: Solve for x
   x = 251,751,055,504/254,087
6. Step 6: Final answer
   x = 990,806.52