Finding the Third Proportional to 227,860.50 and 498,630

Step by Step Solution

1. Step 1: Write the proportion equation
   227,860.50 : 498,630 = 498,630 : x
2. Step 2: Convert to fraction form
   227,860.50/498,630 = 498,630/x
3. Step 3: Cross multiply
   227,860.50x = 498,630 × 498,630
4. Step 4: Simplify right side
   227,860.50x = 248,631,876,900
5. Step 5: Solve for x
   x = 248,631,876,900/227,860.50
6. Step 6: Final answer
   x = 1,091,158.30