Finding the Third Proportional to 109,745 and 236,446

Step by Step Solution

1. Step 1: Write the proportion equation
   109,745 : 236,446 = 236,446 : x
2. Step 2: Convert to fraction form
   109,745/236,446 = 236,446/x
3. Step 3: Cross multiply
   109,745x = 236,446 × 236,446
4. Step 4: Simplify right side
   109,745x = 55,906,710,916
5. Step 5: Solve for x
   x = 55,906,710,916/109,745
6. Step 6: Final answer
   x = 509,423.76