Finding the Third Proportional to 1,355,280 and 1,806,796

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,280 : 1,806,796 = 1,806,796 : x
2. Step 2: Convert to fraction form
   1,355,280/1,806,796 = 1,806,796/x
3. Step 3: Cross multiply
   1,355,280x = 1,806,796 × 1,806,796
4. Step 4: Simplify right side
   1,355,280x = 3,264,511,785,616
5. Step 5: Solve for x
   x = 3,264,511,785,616/1,355,280
6. Step 6: Final answer
   x = 2,408,736.04