Finding the Third Proportional to 300,936 and 673,168

Step by Step Solution

1. Step 1: Write the proportion equation
   300,936 : 673,168 = 673,168 : x
2. Step 2: Convert to fraction form
   300,936/673,168 = 673,168/x
3. Step 3: Cross multiply
   300,936x = 673,168 × 673,168
4. Step 4: Simplify right side
   300,936x = 453,155,156,224
5. Step 5: Solve for x
   x = 453,155,156,224/300,936
6. Step 6: Final answer
   x = 1,505,819.03