Finding the Third Proportional to 105,939.38 and 228,684

Step by Step Solution

1. Step 1: Write the proportion equation
   105,939.38 : 228,684 = 228,684 : x
2. Step 2: Convert to fraction form
   105,939.38/228,684 = 228,684/x
3. Step 3: Cross multiply
   105,939.38x = 228,684 × 228,684
4. Step 4: Simplify right side
   105,939.38x = 52,296,371,856
5. Step 5: Solve for x
   x = 52,296,371,856/105,939.38
6. Step 6: Final answer
   x = 493,644.33