Finding the Third Proportional to 1,645,328 and 3,605,792

Step by Step Solution

1. Step 1: Write the proportion equation
   1,645,328 : 3,605,792 = 3,605,792 : x
2. Step 2: Convert to fraction form
   1,645,328/3,605,792 = 3,605,792/x
3. Step 3: Cross multiply
   1,645,328x = 3,605,792 × 3,605,792
4. Step 4: Simplify right side
   1,645,328x = 13,001,735,947,264
5. Step 5: Solve for x
   x = 13,001,735,947,264/1,645,328
6. Step 6: Final answer
   x = 7,902,215.21