Finding the Third Proportional to 3,429,068 and 7,374,266

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429,068 : 7,374,266 = 7,374,266 : x
2. Step 2: Convert to fraction form
   3,429,068/7,374,266 = 7,374,266/x
3. Step 3: Cross multiply
   3,429,068x = 7,374,266 × 7,374,266
4. Step 4: Simplify right side
   3,429,068x = 54,379,799,038,756
5. Step 5: Solve for x
   x = 54,379,799,038,756/3,429,068
6. Step 6: Final answer
   x = 15,858,477.88