Finding the Third Proportional to 1,524,800 and 3,315,199

Step by Step Solution

1. Step 1: Write the proportion equation
   1,524,800 : 3,315,199 = 3,315,199 : x
2. Step 2: Convert to fraction form
   1,524,800/3,315,199 = 3,315,199/x
3. Step 3: Cross multiply
   1,524,800x = 3,315,199 × 3,315,199
4. Step 4: Simplify right side
   1,524,800x = 10,990,544,409,601
5. Step 5: Solve for x
   x = 10,990,544,409,601/1,524,800
6. Step 6: Final answer
   x = 7,207,859.66