Finding the Third Proportional to 1,404,558 and 2,127,228

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,558 : 2,127,228 = 2,127,228 : x
2. Step 2: Convert to fraction form
   1,404,558/2,127,228 = 2,127,228/x
3. Step 3: Cross multiply
   1,404,558x = 2,127,228 × 2,127,228
4. Step 4: Simplify right side
   1,404,558x = 4,525,098,963,984
5. Step 5: Solve for x
   x = 4,525,098,963,984/1,404,558
6. Step 6: Final answer
   x = 3,221,724.53