Finding the Third Proportional to 228,019.50 and 499,819.50

Step by Step Solution

1. Step 1: Write the proportion equation
   228,019.50 : 499,819.50 = 499,819.50 : x
2. Step 2: Convert to fraction form
   228,019.50/499,819.50 = 499,819.50/x
3. Step 3: Cross multiply
   228,019.50x = 499,819.50 × 499,819.50
4. Step 4: Simplify right side
   228,019.50x = 249,819,532,580.25
5. Step 5: Solve for x
   x = 249,819,532,580.25/228,019.50
6. Step 6: Final answer
   x = 1,095,606.00