Finding the Third Proportional to 1,662,228 and 3,615,597

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,228 : 3,615,597 = 3,615,597 : x
2. Step 2: Convert to fraction form
   1,662,228/3,615,597 = 3,615,597/x
3. Step 3: Cross multiply
   1,662,228x = 3,615,597 × 3,615,597
4. Step 4: Simplify right side
   1,662,228x = 13,072,541,666,409
5. Step 5: Solve for x
   x = 13,072,541,666,409/1,662,228
6. Step 6: Final answer
   x = 7,864,469.66