Finding the Third Proportional to 1,276,584 and 1,890,227

Step by Step Solution

1. Step 1: Write the proportion equation
   1,276,584 : 1,890,227 = 1,890,227 : x
2. Step 2: Convert to fraction form
   1,276,584/1,890,227 = 1,890,227/x
3. Step 3: Cross multiply
   1,276,584x = 1,890,227 × 1,890,227
4. Step 4: Simplify right side
   1,276,584x = 3,572,958,111,529
5. Step 5: Solve for x
   x = 3,572,958,111,529/1,276,584
6. Step 6: Final answer
   x = 2,798,842.94