Finding the Third Proportional to 3,411,558 and 7,354,530

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411,558 : 7,354,530 = 7,354,530 : x
2. Step 2: Convert to fraction form
   3,411,558/7,354,530 = 7,354,530/x
3. Step 3: Cross multiply
   3,411,558x = 7,354,530 × 7,354,530
4. Step 4: Simplify right side
   3,411,558x = 54,089,111,520,900
5. Step 5: Solve for x
   x = 54,089,111,520,900/3,411,558
6. Step 6: Final answer
   x = 15,854,665.68