Finding the Third Proportional to 670,720 and 1,465,856

Step by Step Solution

1. Step 1: Write the proportion equation
   670,720 : 1,465,856 = 1,465,856 : x
2. Step 2: Convert to fraction form
   670,720/1,465,856 = 1,465,856/x
3. Step 3: Cross multiply
   670,720x = 1,465,856 × 1,465,856
4. Step 4: Simplify right side
   670,720x = 2,148,733,812,736
5. Step 5: Solve for x
   x = 2,148,733,812,736/670,720
6. Step 6: Final answer
   x = 3,203,622.69