Finding the Third Proportional to 333,446 and 714,520

Step by Step Solution

1. Step 1: Write the proportion equation
   333,446 : 714,520 = 714,520 : x
2. Step 2: Convert to fraction form
   333,446/714,520 = 714,520/x
3. Step 3: Cross multiply
   333,446x = 714,520 × 714,520
4. Step 4: Simplify right side
   333,446x = 510,538,830,400
5. Step 5: Solve for x
   x = 510,538,830,400/333,446
6. Step 6: Final answer
   x = 1,531,098.98