Finding the Third Proportional to 105,170.25 and 228,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,170.25 : 228,085.50 = 228,085.50 : x
2. Step 2: Convert to fraction form
   105,170.25/228,085.50 = 228,085.50/x
3. Step 3: Cross multiply
   105,170.25x = 228,085.50 × 228,085.50
4. Step 4: Simplify right side
   105,170.25x = 52,022,995,310.25
5. Step 5: Solve for x
   x = 52,022,995,310.25/105,170.25
6. Step 6: Final answer
   x = 494,655.05