Finding the Third Proportional to 1,306,204 and 2,017,558

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,204 : 2,017,558 = 2,017,558 : x
2. Step 2: Convert to fraction form
   1,306,204/2,017,558 = 2,017,558/x
3. Step 3: Cross multiply
   1,306,204x = 2,017,558 × 2,017,558
4. Step 4: Simplify right side
   1,306,204x = 4,070,540,283,364
5. Step 5: Solve for x
   x = 4,070,540,283,364/1,306,204
6. Step 6: Final answer
   x = 3,116,312.83