Finding the Third Proportional to 238,212 and 504,072

Step by Step Solution

1. Step 1: Write the proportion equation
   238,212 : 504,072 = 504,072 : x
2. Step 2: Convert to fraction form
   238,212/504,072 = 504,072/x
3. Step 3: Cross multiply
   238,212x = 504,072 × 504,072
4. Step 4: Simplify right side
   238,212x = 254,088,581,184
5. Step 5: Solve for x
   x = 254,088,581,184/238,212
6. Step 6: Final answer
   x = 1,066,648.96