Finding the Third Proportional to 1,103,960 and 1,661,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103,960 : 1,661,416 = 1,661,416 : x
2. Step 2: Convert to fraction form
   1,103,960/1,661,416 = 1,661,416/x
3. Step 3: Cross multiply
   1,103,960x = 1,661,416 × 1,661,416
4. Step 4: Simplify right side
   1,103,960x = 2,760,303,125,056
5. Step 5: Solve for x
   x = 2,760,303,125,056/1,103,960
6. Step 6: Final answer
   x = 2,500,365.16