Finding the Third Proportional to 1,645,329 and 3,668,757

Step by Step Solution

1. Step 1: Write the proportion equation
   1,645,329 : 3,668,757 = 3,668,757 : x
2. Step 2: Convert to fraction form
   1,645,329/3,668,757 = 3,668,757/x
3. Step 3: Cross multiply
   1,645,329x = 3,668,757 × 3,668,757
4. Step 4: Simplify right side
   1,645,329x = 13,459,777,925,049
5. Step 5: Solve for x
   x = 13,459,777,925,049/1,645,329
6. Step 6: Final answer
   x = 8,180,599.70