Finding the Third Proportional to 1,646,498 and 3,555,436

Step by Step Solution

1. Step 1: Write the proportion equation
   1,646,498 : 3,555,436 = 3,555,436 : x
2. Step 2: Convert to fraction form
   1,646,498/3,555,436 = 3,555,436/x
3. Step 3: Cross multiply
   1,646,498x = 3,555,436 × 3,555,436
4. Step 4: Simplify right side
   1,646,498x = 12,641,125,150,096
5. Step 5: Solve for x
   x = 12,641,125,150,096/1,646,498
6. Step 6: Final answer
   x = 7,677,583.06