Finding the Third Proportional to 107,230.50 and 229,185

Step by Step Solution

1. Step 1: Write the proportion equation
   107,230.50 : 229,185 = 229,185 : x
2. Step 2: Convert to fraction form
   107,230.50/229,185 = 229,185/x
3. Step 3: Cross multiply
   107,230.50x = 229,185 × 229,185
4. Step 4: Simplify right side
   107,230.50x = 52,525,764,225
5. Step 5: Solve for x
   x = 52,525,764,225/107,230.50
6. Step 6: Final answer
   x = 489,839.78