Finding the Third Proportional to 228,068 and 485,668

Step by Step Solution

1. Step 1: Write the proportion equation
   228,068 : 485,668 = 485,668 : x
2. Step 2: Convert to fraction form
   228,068/485,668 = 485,668/x
3. Step 3: Cross multiply
   228,068x = 485,668 × 485,668
4. Step 4: Simplify right side
   228,068x = 235,873,406,224
5. Step 5: Solve for x
   x = 235,873,406,224/228,068
6. Step 6: Final answer
   x = 1,034,224.03