Finding the Third Proportional to 1,676,897 and 3,619,378

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676,897 : 3,619,378 = 3,619,378 : x
2. Step 2: Convert to fraction form
   1,676,897/3,619,378 = 3,619,378/x
3. Step 3: Cross multiply
   1,676,897x = 3,619,378 × 3,619,378
4. Step 4: Simplify right side
   1,676,897x = 13,099,897,106,884
5. Step 5: Solve for x
   x = 13,099,897,106,884/1,676,897
6. Step 6: Final answer
   x = 7,811,986.73