Finding the Third Proportional to 1,676,976 and 3,619,491

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676,976 : 3,619,491 = 3,619,491 : x
2. Step 2: Convert to fraction form
   1,676,976/3,619,491 = 3,619,491/x
3. Step 3: Cross multiply
   1,676,976x = 3,619,491 × 3,619,491
4. Step 4: Simplify right side
   1,676,976x = 13,100,715,099,081
5. Step 5: Solve for x
   x = 13,100,715,099,081/1,676,976
6. Step 6: Final answer
   x = 7,812,106.49