Finding the Third Proportional to 1,559,520 and 3,351,105

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559,520 : 3,351,105 = 3,351,105 : x
2. Step 2: Convert to fraction form
   1,559,520/3,351,105 = 3,351,105/x
3. Step 3: Cross multiply
   1,559,520x = 3,351,105 × 3,351,105
4. Step 4: Simplify right side
   1,559,520x = 11,229,904,721,025
5. Step 5: Solve for x
   x = 11,229,904,721,025/1,559,520
6. Step 6: Final answer
   x = 7,200,872.53