Finding the Third Proportional to 3,559,571 and 7,371,491

Step by Step Solution

1. Step 1: Write the proportion equation
   3,559,571 : 7,371,491 = 7,371,491 : x
2. Step 2: Convert to fraction form
   3,559,571/7,371,491 = 7,371,491/x
3. Step 3: Cross multiply
   3,559,571x = 7,371,491 × 7,371,491
4. Step 4: Simplify right side
   3,559,571x = 54,338,879,563,081
5. Step 5: Solve for x
   x = 54,338,879,563,081/3,559,571
6. Step 6: Final answer
   x = 15,265,569.80