Finding the Third Proportional to 325,468 and 666,792

Step by Step Solution

1. Step 1: Write the proportion equation
   325,468 : 666,792 = 666,792 : x
2. Step 2: Convert to fraction form
   325,468/666,792 = 666,792/x
3. Step 3: Cross multiply
   325,468x = 666,792 × 666,792
4. Step 4: Simplify right side
   325,468x = 444,611,571,264
5. Step 5: Solve for x
   x = 444,611,571,264/325,468
6. Step 6: Final answer
   x = 1,366,068.47