Finding the Third Proportional to 1,790,436 and 2,776,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,790,436 : 2,776,416 = 2,776,416 : x
2. Step 2: Convert to fraction form
   1,790,436/2,776,416 = 2,776,416/x
3. Step 3: Cross multiply
   1,790,436x = 2,776,416 × 2,776,416
4. Step 4: Simplify right side
   1,790,436x = 7,708,485,805,056
5. Step 5: Solve for x
   x = 7,708,485,805,056/1,790,436
6. Step 6: Final answer
   x = 4,305,367.97