Finding the Third Proportional to 230,142 and 503,322

Step by Step Solution

1. Step 1: Write the proportion equation
   230,142 : 503,322 = 503,322 : x
2. Step 2: Convert to fraction form
   230,142/503,322 = 503,322/x
3. Step 3: Cross multiply
   230,142x = 503,322 × 503,322
4. Step 4: Simplify right side
   230,142x = 253,333,035,684
5. Step 5: Solve for x
   x = 253,333,035,684/230,142
6. Step 6: Final answer
   x = 1,100,768.38