Finding the Third Proportional to 1,222,155 and 1,795,774

Step by Step Solution

1. Step 1: Write the proportion equation
   1,222,155 : 1,795,774 = 1,795,774 : x
2. Step 2: Convert to fraction form
   1,222,155/1,795,774 = 1,795,774/x
3. Step 3: Cross multiply
   1,222,155x = 1,795,774 × 1,795,774
4. Step 4: Simplify right side
   1,222,155x = 3,224,804,259,076
5. Step 5: Solve for x
   x = 3,224,804,259,076/1,222,155
6. Step 6: Final answer
   x = 2,638,621.34