Finding the Third Proportional to 2,543,328 and 3,564,720

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543,328 : 3,564,720 = 3,564,720 : x
2. Step 2: Convert to fraction form
   2,543,328/3,564,720 = 3,564,720/x
3. Step 3: Cross multiply
   2,543,328x = 3,564,720 × 3,564,720
4. Step 4: Simplify right side
   2,543,328x = 12,707,228,678,400
5. Step 5: Solve for x
   x = 12,707,228,678,400/2,543,328
6. Step 6: Final answer
   x = 4,996,299.60