Finding the Third Proportional to 1,706,000 and 3,621,920

Step by Step Solution

1. Step 1: Write the proportion equation
   1,706,000 : 3,621,920 = 3,621,920 : x
2. Step 2: Convert to fraction form
   1,706,000/3,621,920 = 3,621,920/x
3. Step 3: Cross multiply
   1,706,000x = 3,621,920 × 3,621,920
4. Step 4: Simplify right side
   1,706,000x = 13,118,304,486,400
5. Step 5: Solve for x
   x = 13,118,304,486,400/1,706,000
6. Step 6: Final answer
   x = 7,689,510.25