Finding the Third Proportional to 3,621,960 and 7,540,920

Step by Step Solution

1. Step 1: Write the proportion equation
   3,621,960 : 7,540,920 = 7,540,920 : x
2. Step 2: Convert to fraction form
   3,621,960/7,540,920 = 7,540,920/x
3. Step 3: Cross multiply
   3,621,960x = 7,540,920 × 7,540,920
4. Step 4: Simplify right side
   3,621,960x = 56,865,474,446,400
5. Step 5: Solve for x
   x = 56,865,474,446,400/3,621,960
6. Step 6: Final answer
   x = 15,700,193.94