Finding the Third Proportional to 1,003,228.50 and 1,515,540

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003,228.50 : 1,515,540 = 1,515,540 : x
2. Step 2: Convert to fraction form
   1,003,228.50/1,515,540 = 1,515,540/x
3. Step 3: Cross multiply
   1,003,228.50x = 1,515,540 × 1,515,540
4. Step 4: Simplify right side
   1,003,228.50x = 2,296,861,491,600
5. Step 5: Solve for x
   x = 2,296,861,491,600/1,003,228.50
6. Step 6: Final answer
   x = 2,289,469.94