Finding the Third Proportional to 230,500.69 and 498,901.78

Step by Step Solution

1. Step 1: Write the proportion equation
   230,500.69 : 498,901.78 = 498,901.78 : x
2. Step 2: Convert to fraction form
   230,500.69/498,901.78 = 498,901.78/x
3. Step 3: Cross multiply
   230,500.69x = 498,901.78 × 498,901.78
4. Step 4: Simplify right side
   230,500.69x = 248,902,987,334.42
5. Step 5: Solve for x
   x = 248,902,987,334.42/230,500.69
6. Step 6: Final answer
   x = 1,079,836.20