Finding the Third Proportional to 2,581,272 and 5,328,270

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581,272 : 5,328,270 = 5,328,270 : x
2. Step 2: Convert to fraction form
   2,581,272/5,328,270 = 5,328,270/x
3. Step 3: Cross multiply
   2,581,272x = 5,328,270 × 5,328,270
4. Step 4: Simplify right side
   2,581,272x = 28,390,461,192,900
5. Step 5: Solve for x
   x = 28,390,461,192,900/2,581,272
6. Step 6: Final answer
   x = 10,998,632.14