Finding the Third Proportional to 3,421,197 and 7,407,045

Step by Step Solution

1. Step 1: Write the proportion equation
   3,421,197 : 7,407,045 = 7,407,045 : x
2. Step 2: Convert to fraction form
   3,421,197/7,407,045 = 7,407,045/x
3. Step 3: Cross multiply
   3,421,197x = 7,407,045 × 7,407,045
4. Step 4: Simplify right side
   3,421,197x = 54,864,315,632,025
5. Step 5: Solve for x
   x = 54,864,315,632,025/3,421,197
6. Step 6: Final answer
   x = 16,036,584.75