Finding the Third Proportional to 1,017,276 and 2,209,336

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,276 : 2,209,336 = 2,209,336 : x
2. Step 2: Convert to fraction form
   1,017,276/2,209,336 = 2,209,336/x
3. Step 3: Cross multiply
   1,017,276x = 2,209,336 × 2,209,336
4. Step 4: Simplify right side
   1,017,276x = 4,881,165,560,896
5. Step 5: Solve for x
   x = 4,881,165,560,896/1,017,276
6. Step 6: Final answer
   x = 4,798,270.64