Finding the Third Proportional to 230,424 and 501,238

Step by Step Solution

1. Step 1: Write the proportion equation
   230,424 : 501,238 = 501,238 : x
2. Step 2: Convert to fraction form
   230,424/501,238 = 501,238/x
3. Step 3: Cross multiply
   230,424x = 501,238 × 501,238
4. Step 4: Simplify right side
   230,424x = 251,239,532,644
5. Step 5: Solve for x
   x = 251,239,532,644/230,424
6. Step 6: Final answer
   x = 1,090,335.78