Finding the Third Proportional to 1,017,392 and 2,211,749

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,392 : 2,211,749 = 2,211,749 : x
2. Step 2: Convert to fraction form
   1,017,392/2,211,749 = 2,211,749/x
3. Step 3: Cross multiply
   1,017,392x = 2,211,749 × 2,211,749
4. Step 4: Simplify right side
   1,017,392x = 4,891,833,639,001
5. Step 5: Solve for x
   x = 4,891,833,639,001/1,017,392
6. Step 6: Final answer
   x = 4,808,209.26