Finding the Third Proportional to 105,455.50 and 228,908

Step by Step Solution

1. Step 1: Write the proportion equation
   105,455.50 : 228,908 = 228,908 : x
2. Step 2: Convert to fraction form
   105,455.50/228,908 = 228,908/x
3. Step 3: Cross multiply
   105,455.50x = 228,908 × 228,908
4. Step 4: Simplify right side
   105,455.50x = 52,398,872,464
5. Step 5: Solve for x
   x = 52,398,872,464/105,455.50
6. Step 6: Final answer
   x = 496,881.36