Finding the Third Proportional to 1,222,776 and 1,796,580

Step by Step Solution

1. Step 1: Write the proportion equation
   1,222,776 : 1,796,580 = 1,796,580 : x
2. Step 2: Convert to fraction form
   1,222,776/1,796,580 = 1,796,580/x
3. Step 3: Cross multiply
   1,222,776x = 1,796,580 × 1,796,580
4. Step 4: Simplify right side
   1,222,776x = 3,227,699,696,400
5. Step 5: Solve for x
   x = 3,227,699,696,400/1,222,776
6. Step 6: Final answer
   x = 2,639,649.21