Finding the Third Proportional to 1,615,162 and 3,497,804

Step by Step Solution

1. Step 1: Write the proportion equation
   1,615,162 : 3,497,804 = 3,497,804 : x
2. Step 2: Convert to fraction form
   1,615,162/3,497,804 = 3,497,804/x
3. Step 3: Cross multiply
   1,615,162x = 3,497,804 × 3,497,804
4. Step 4: Simplify right side
   1,615,162x = 12,234,632,822,416
5. Step 5: Solve for x
   x = 12,234,632,822,416/1,615,162
6. Step 6: Final answer
   x = 7,574,864.21