Finding the Third Proportional to 1,306,206 and 2,017,560

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,206 : 2,017,560 = 2,017,560 : x
2. Step 2: Convert to fraction form
   1,306,206/2,017,560 = 2,017,560/x
3. Step 3: Cross multiply
   1,306,206x = 2,017,560 × 2,017,560
4. Step 4: Simplify right side
   1,306,206x = 4,070,548,353,600
5. Step 5: Solve for x
   x = 4,070,548,353,600/1,306,206
6. Step 6: Final answer
   x = 3,116,314.24