Finding the Third Proportional to 1,709,382 and 3,647,580

Step by Step Solution

1. Step 1: Write the proportion equation
   1,709,382 : 3,647,580 = 3,647,580 : x
2. Step 2: Convert to fraction form
   1,709,382/3,647,580 = 3,647,580/x
3. Step 3: Cross multiply
   1,709,382x = 3,647,580 × 3,647,580
4. Step 4: Simplify right side
   1,709,382x = 13,304,839,856,400
5. Step 5: Solve for x
   x = 13,304,839,856,400/1,709,382
6. Step 6: Final answer
   x = 7,783,421.06