Finding the Third Proportional to 228,948 and 503,572.50

Step by Step Solution

1. Step 1: Write the proportion equation
   228,948 : 503,572.50 = 503,572.50 : x
2. Step 2: Convert to fraction form
   228,948/503,572.50 = 503,572.50/x
3. Step 3: Cross multiply
   228,948x = 503,572.50 × 503,572.50
4. Step 4: Simplify right side
   228,948x = 253,585,262,756.25
5. Step 5: Solve for x
   x = 253,585,262,756.25/228,948
6. Step 6: Final answer
   x = 1,107,610.74