Finding the Third Proportional to 105,554 and 228,726

Step by Step Solution

1. Step 1: Write the proportion equation
   105,554 : 228,726 = 228,726 : x
2. Step 2: Convert to fraction form
   105,554/228,726 = 228,726/x
3. Step 3: Cross multiply
   105,554x = 228,726 × 228,726
4. Step 4: Simplify right side
   105,554x = 52,315,583,076
5. Step 5: Solve for x
   x = 52,315,583,076/105,554
6. Step 6: Final answer
   x = 495,628.62