Finding the Third Proportional to 1,645,317 and 3,668,733

Step by Step Solution

1. Step 1: Write the proportion equation
   1,645,317 : 3,668,733 = 3,668,733 : x
2. Step 2: Convert to fraction form
   1,645,317/3,668,733 = 3,668,733/x
3. Step 3: Cross multiply
   1,645,317x = 3,668,733 × 3,668,733
4. Step 4: Simplify right side
   1,645,317x = 13,459,601,825,289
5. Step 5: Solve for x
   x = 13,459,601,825,289/1,645,317
6. Step 6: Final answer
   x = 8,180,552.33