Finding the Third Proportional to 238,900 and 500,804

Step by Step Solution

1. Step 1: Write the proportion equation
   238,900 : 500,804 = 500,804 : x
2. Step 2: Convert to fraction form
   238,900/500,804 = 500,804/x
3. Step 3: Cross multiply
   238,900x = 500,804 × 500,804
4. Step 4: Simplify right side
   238,900x = 250,804,646,416
5. Step 5: Solve for x
   x = 250,804,646,416/238,900
6. Step 6: Final answer
   x = 1,049,831.09